Following a familiar, harsh lesson from Kirie, Yukinari finds himself in the bath, and then, inexplicably, gone. He awakens to an unfamiliar world, encountering Miharu and learning of Seiren – a place not far from Earth, populated predomina…

The aroma of spicy curry bread proved too tempting for Miharu to resist. She set off toward Yukinari’s school, deciding to purchase a loaf herself rather than wait for his return. The journey led her through the bustling shopping district, …

Prompted by her daily horoscope, Lisa, Kazuharu’s sister, impulsively abducts Yukinari, intending to marry him after a brief meeting on their way to school.

Kirie’s intended visit with Yukinari transforms into a quest for Miharu, unfolding across the expansive grounds of the Fukuyama estate.

Koyomi, afflicted with amnesia, arrived from Seiren. A flicker of memory then sparked within her, bringing back the purpose of her journey: to find Miharu and guide her back to her home.

Koyomi watches over Miharu’s remaining days. Though she had resolved to return to Seiren alone, Miharu chooses to accompany him. Following a short period at Seiren, Maharu permits Miharu's return to Earth, along with Tomoka and Koyomi.

Koyomi finds herself tasked with the delicate matter of securing a husband for Maharu, a challenge complicated by her own anxieties surrounding men. Meanwhile, Tomoka approaches the same endeavor with a spirited competitiveness.

During chemistry class, Miharu drinks a mysterious substance, triggering an unforeseen consequence: a multitude of identical Miharus spring into existence. Soon, the proprietors of local shops find themselves struggling to protect their liv…

A dispute flares between Tomoka and Lisa concerning Ebi, who currently exists in human form. The argument serves as a sudden trigger for Lisa, bringing to mind her magically animated doll companion.

Yukinari and his companions journey to a secluded hot springs resort. It is there they encounter a lost spirit, a woman tethered to the earthly realm. Together, they endeavor to guide her towards the afterlife and grant her passage beyond.

Following the Fukuyama siblings' acquisition of several thriving onsen resorts, a spirited ping pong match ignited between Kazuharu and Koyomi, the stakes of which involved Kirie.