One day, 26-year-old Toko Tanabe(Seina Nakata) begins to be attracted to Satoshi Matsuyama (Daichi Kaneko), who is the same age as her and whom she meets.They have lively conversations over meals, he is kind, and they share the same hobbies and wavelengths... One day on a date, Toko drinks until the last train, and Matsuyama ends up staying at her house, where she spends the night with him.