This follows the story of illustrator Okusawa Ritsu and salesman Ikegami Fumiya. They met at an old coffee shop and eventually fell in love and lived happily together. However, a misunderstanding gradually arises between Ritsu, who lives freely, and Fumiya, who is swayed by it. After a fight one winter day, Ritsu leaves the house and is involved in an accident, and loses consciousness. Upon awakening, Ritsu had lost only the memory of Fumiya. Wanting to start their relationship over from scratch, Fumiya hides the fact that he was dating Ritsu and resumes their joint life. However, Ritsu asks him to take him to a familiar place in order to regain his memory. Fumiya is reluctant, but the two of them start a \