After losing everything in a tsunami, 10-year-old Hana is taken in by 26-year-old distant relative Jungo Kusarino. They live as father and daughter but share a profound sense of loss. Jungo works as a cook for the coast guard, leaving young Hana alone for days at a time. In wintry Hokkaido, Jungo and Hana both desire to fill their empty, love-starved hearts as they set foot into a forbidden world. Eventually, an elder benefactor in their small town learns of their illicit relationship. When he tries to separate them for Hana's own good, it provokes her emotional rage. Soon after, a murder quietly occurs atop the ice floes. With their dark secret, Jungo and Hana escape to Tokyo. However... Written by Anonymous

Toji Seryo is a popular first year high school student. It's well known that Toji Seryo will date anyone that confesses their affection for him on a Monday, but he will break up with that person by Sunday. Yuzuru Shino is a third year student at the same high school. He looks pretty, but all of his former girlfriends end up dumping him. Yuzuru Shino becomes curious about Toji Seryo. On a whim, half serious and half joking, Yuzuru Shino asks Toji Seryo to date. The film is based on a comic. Part 1 follows Monday to Thursday. Part 2 follows Friday to Sunday.

Toji Seryo is a popular first year high school student. It's well known that Toji Seryo will date anyone that confesses their affection for him on a Monday, but he will break up with that person by Sunday. Yuzuru Shino is a third year student at the same high school. He looks pretty, but all of his former girlfriends end up dumping him. Yuzuru Shino becomes curious about Toji Seryo. On a whim, half serious & half joking, Yuzuru Shino asks Toji Seryo to date.

16-year-old Haruka lost the people she loved the most in a fire. Haruka is also physically and emotionally wounded from the fire, but she still dreams of becoming a pianist. She takes part in an upcoming competition. Inauspicious incidents then occur around her. Musical student Yosuke, who teaches piano to Haruka, tries to solve the case.