Based on the novel of the same name by Jirō Asada. Three adult children visit their mother living in the countryside, each at separate times, but things aren't really what they seem to be.
Hiroto works at a construction site, Futaba works at a flower shop, and daigo works at a design studio. their life seems to flow as usual, but something begins to change when they think about today and what awaits them in the future. this is a story about youth, about love and everything connected with it.
Aki and Mari travel back in time from 1970 and arrive in modern-day Inokashira Park where they encounter an old man. What surprising relationship is revealed when they cross paths?
Seiichi is the owner of a flower shop. He enjoys his peaceful single life. Kiho runs the ramen restaurant left to her by her father, but she's thinking of closing it.