Nana remembers the first encounter with the other Nana vividly – it happened on a train journey to Tokyo.

The story unfolds, tracing Komatsu Nana’s journey from the completion of her high school years to the moment she encountered Shoji at Community College.

Nana held affection for Shoji, yet she resolved to preserve their friendship, unwilling to jeopardize the bond they shared. Junko and Kyousuke shared their aspirations to relocate to Tokyo and enroll in an art college. Nana expressed a desi…

The story of Komatsu Nana’s earlier life now finds its resolution, and we turn our attention to the history of her counterpart. Oosaki Nana is the lead singer of a local band called the "Black Stones," but their stability is threatened when…

Ren has announced his relocation to Tokyo to join the band Trapnest. This news leaves the remaining members grappling with an uncertain future, particularly Nana, who now faces her most difficult choice. Should she accompany Ren to Tokyo, o…

In the present day, Nana and her grandmother encountered each other on the train traveling to Tokyo. The details surrounding their reunion, and the immediate events that followed, began to unfold.

The two grandmothers decided to share the apartment. Shoji and the others felt a degree of unease at the prospect of Nana living alone with someone she had never met.

Having recently shared a home, the two Nanas decided to shop for furniture for their apartment. As they discussed their needs, Oosaki Nana playfully christened Komatsu Nana with the nickname "Hachi," meaning eight, to distinguish between th…

Nana and Hachi found a comfortable rhythm in their new apartment. Hachi settled into the routine of her new job. Later that evening, a visitor arrived – someone from Nana’s past, a member of her band from home.

Nana and Nobu, along with Hachi, begin their quest for two more members to complete the band. Separately, Shoji is tasked with training a young girl named Sachiko. Hachi had previously jested about Shoji's supposed romantic involvement with…

Hachi receives a sobering disclosure from her employer. Elsewhere, Shoji and Sachiko’s connection deepens, verging on the precarious. And for Nana’s old bandmate, Yasu, a pivotal choice looms.

Following an unexpected job loss, Hachi is striving to rebuild a sense of normalcy. Simultaneously, Shoji finds himself grappling with burgeoning emotions towards both Sachiko and Hachi.

Hachi has taken on a new position, but finds himself deeply dissatisfied. Finally, Nana’s band secures an opportunity to perform. In celebration, they gather at the family restaurant where Shoji and Sachiko work, a decision that foreshadows…

A tense atmosphere settled as Nana and Hachi faced Shoji and Sachiko, the unspoken questions of their connection hanging heavy in the air. The confrontation lingered, a palpable weight between them. Afterward, a small, unexpected joy arrive…

Nana’s band, “Blast,” were on the cusp of their debut concert. Hachi went to witness it, and there, amidst the anticipation, encountered a peculiar girl linked to Nana’s history.

Offering a sincere apology to Misato for her sharp words the previous evening, a subtle suggestion is made to Hachi: that Ren had once been a member of Nana’s band. Prompted by this, Hachi asks Nobu to delve deeper into the history between …

Nana and Hachi journeyed back to Nana’s hometown for the concert – a performance by Trapnest. The trip offered Hachi glimpses into a side of Nana she hadn't witnessed before, revealing nuances of her character and, most notably, the complex…

Following the concert, Ren reached out to Yasu, having spotted Nana amongst the audience. With Yasu’s assistance, Nana managed to contact Ren and arrange a meeting at their hotel.

Nana and Ren spoke of what lay ahead. Hachi began to consider the possibility of seeking a new companion. Meanwhile, Ren and Nana’s band arranged to gather at Nana’s apartment for a game of Mahjong, with an unexpected guest in attendance.

As the Mahjong game progressed, the group unearthed a shared history between Yasu and Reira, revealing a past intimacy. Hachi found herself growing closer to Nobu, recognizing in him a reflection of her own strengths. Later, awakening to a …

Following the loss of her position, Hachi encounters Takumi. Soon, they find themselves on a path leading to his hotel. Will she proceed with their plans? And will she find the strength to confide in Nana?

Trapnest’s tour concludes today. Hachi considers whether Takumi will appear now that the journey is finished. Nobu and Shin join the group at the after-party, where a tense exchange unfolds.

A quiet understanding settled over Nobu as he wrestled with the unfamiliar emotions stirring within him for Hachiko. Meanwhile, Nana shared with Yasu her unwavering support for Hachi, regardless of her choice – a stance taken even with rese…

Yasu’s efforts draw the attention of a record company to BLAST. Nana relays to Hachiko the words Takumi spoke to Shin and Nobu, and also reveals that Nobu harbors feelings for her. Later that day, Nobu confesses his affections to Hachi. Shi…

When Trapnest has their two weeks of respite, Nana goes to live with Ren. Reira and Takumi travel to America, where they unexpectedly cross paths. Nobu walks Hachi home, but Takumi appears and continues the walk with her. Hachi avoids atten…

The first of BLAST's live performances has sold out. Hachiko felt a pang of loneliness when Nana declined her invitation to celebrate at her place, so she went to find Takumi.

The BLAST crew made a visit to Hachi, eager to celebrate their recent triumph and explore potential record deals. Shin persuaded Hachi and Nobu to accompany him to a convenience store for a wine run. The journey proved unexpectedly revealin…

A resolve settled within Hachi: she would end her relationship with Takumi, choosing instead to be with Nobu.

After an overnight stay at Nobu’s, Hachiko confesses her love for him to Nana. Junko, her boyfriend, and Shoji attempt to understand the reasons behind Hachiko’s feelings for Nobu. Meanwhile, Yasu and the record company manager meet with Sh…

A wave of sickness washed over Hachi during her shift, prompting her boss to suggest a visit to the doctor. Meanwhile, Nobu secured Nana a position with the moving company where he worked part-time, hoping to provide her with some financial…

A growing secret resides within Hachi. She carries a life, yet the father remains uncertain – a question mark hanging between Takumi and Nobu. She guards this burgeoning change from the eyes of others, most keenly from Nana's gaze.

A disagreement unfolds between Nana and Nobu regarding the child, and the possibility of Nobu taking on the role of father. Nobu seeks out Hachi. Meanwhile, Reira elucidates the concept of the red thread of fate to Shin.

Hachi reached her decision regarding the pregnancy. Just then, Takumi revealed news of his own.

Takumi and Hachi announced their intention to wed, a declaration that met with surprise from the rest of the group. Nana, particularly affected by the news, reacted with a visible distress, inadvertently dropping the Strawberry Glass they h…

A shadow of displeasure settled over Reira at the news of Takumi and Hachi's impending marriage.

The Black Stones played their latest composition for their management team. Afterward, a significant argument erupted between Shin and Nana. Nana returned to her apartment, 707, after a nine-day absence, only to discover that Hachi had move…

Shouji, Junko, and Kyosuke considered the notion that Hachi’s betrothed might be Takumi from Trapnest. Separately, Hachi made an acquaintance with Naoki, giving him and Takumi a tour of her new apartment. Takumi gently suggested to Hachi th…

Ren urged Nana to visit Hachi, but alas, they arrived at the same place just moments too late to see each other. Hachi met with Shin and shared the news of her pregnancy and her choice to marry Takumi.

News of Ren and Nana's relationship has become public, and many believe Gaia orchestrated the leak. Nana now confronts the fallout, delivering a message to Hachiko during a televised broadcast. Meanwhile, Hachi, struggling with Takumi, conf…

While Blast remained secluded in a discreet hotel room, Misato paid another visit. Meanwhile, Yasu and Gaia reached a definitive decision regarding their debut. Nana shared with Nobu that she possessed a plan to recover Hachi. The members o…

Hachi’s sister, Nao, inquires about Nana. Soon after, Takumi returns from London and presents Hachi with her engagement ring. With the remainder of Trapnest still abroad, Ren and Reira begin to perceive the intensity of Yasu’s affection for…

Following their return from training camp, the band members settle into Gaia’s boarding house. Reira responds to Shin’s email, and later, she and Mari discover Ren asleep in the bath. Takumi meets Nana's family for the first time. The news …

The enigmatic actress Miyu guided Nobu through the steps to ease Nana’s panic. Takumi observed that Reira possessed Shin's lighter, though she insisted a fan had gifted it to her. Unannounced, Blast held a live performance in Shinjuku, whic…

With both bands preparing for their television appearance, Yasu confronts Ren regarding his drug use and treatment of Nana. Later, Ren proposes to Nana, the moment followed by a passionate encounter that simultaneously excites and frightens…

Trapnest and Blast both made appearances on television. Hachi confided in Junko that she felt a compelling need to seek an explanation from Nobu, given that Shōji had never disclosed his affair with Sachiko. The members of Blast spent time …

With the fireworks festival fast approaching, the members of Blast threw aside their commitments, eager to immerse themselves in the festivities, and busied themselves with procuring disguises. Hachi, however, journeyed to Jackson Hole, whe…

Years hence, the members of Blast, along with Hachi and her daughter Satsuke, reunited at Room 707 for the fireworks. Yet, Nana was conspicuously absent. It had been different in 2001. Hachi, hesitant about encountering Nobu, had been reass…