As the aircraft plummeted, time dwindling with each agonizing second, Han Tae-sul wrestled with the problem, his renowned intellect striving for a solution. Simultaneously, Gang Seo-hae found herself arriving in the year two thousand and tw…

The contents of the enigmatic suitcase offered Tae-sul more questions than resolutions. In return for the lottery numbers, Sun agreed to assist Seo-hae.

During a conference, Tae-sul’s presentation is violently disrupted. He and Seo-hae manage a hasty escape, but their troubles are far from over.

Fleeing the reach of the enforcement agency, Tae-sul and Seo-hae yielded to the time traveler’s plea for a brief visit to his mother’s home.

Kim Seo-jin found Tae-sul within her clinic, and he immediately began to explain his presence. But Seo-hae offered unsettling glimpses of what was to come.

Driven by purpose, Seo-hae slips into Eddy Kim’s gathering. Following a string of unsettling occurrences, Tae-sul comes to a stark realization: he can no longer place faith in those closest to him.

Desperation etched on her face, Seo-hae pleaded with Sun to leave the country. She then turned to Mr. Park, requesting a favor in return for something he desperately desired.

Though Seo-hae urged him to remain hidden, Tae-sul remained fixated on pursuing an elusive individual who appeared to be at the heart of the matter.

Celebrating her birthday at the amusement park with Tae-sul, Seo-hae finds herself unexpectedly face-to-face with someone from her past. A chilling familiarity returns, a shadow of danger she thought she had left behind.

Tae-sul infiltrated enemy territory to find Seo-hae. Discovering her in a precarious state, he reluctantly sought aid from Mr. Park.

Tae-sul and Sigma met. To save Seo-hae, Tae-sul would have to confront the ghosts of his own history, navigating a difficult journey through his past.

Seo-hae awoke to find someone waiting for her – someone she had longed to see. A faded echo of childhood, a memory long tucked away, stirred within Tae-sul.

Tae-sul found himself once more in the company of a steadfast companion, who arrived bearing a grave warning. Simultaneously, a suitcase arrived at Asia Mart, its contents hinting at something deeply unsettling.

As war drew closer, each person faced a turning point. Seo-hae journeyed to the one place familiar to her, and there, she encountered Tae-sul.

While Tae-sul searches for him, Sigma divulges further details of his nature. Meanwhile, Sun manages to free Seo-hae from the confines of the bunker.

Tae-sul implored Seo-hae for unwavering trust, regardless of the circumstances. He offered, in his actions, a quiet demonstration that the future remained fluid, unwritten and open to change.