This love that colors our days pushes us towards the future.

Nagata Sei, a sales representative for a medical equipment manufacturer, collapses on the train platform due to fatigue from hard work.

Wanting to thank the station employee who looked after him, Sei meets the employee, Kurusu Shuuhei, again later.

Although he expressed his gratitude, Shuuhei was reluctant and said, "Don't worry about it."

Sei forcefully handed over his business card and secured a dinner date.

On the appointed day, Sei's heart warms when Shuuhei expresses concern for his health right from the start.

Meeting Shuuhei, who is the same age as him and a friendly guy, brings about a change in Sei, who had been neglecting his personal life and friendships due to his work...