Umeda Mina is a pianist whose father is a famous conductor. She has set her sights on winning an international piano competition. However, she has faced countless setbacks and this is her last chance at the age of 35. Mina has been married to her husband Shinji for 10 years, but they do not have children for some reason. One day, a filthy boy with an impassive face breaks into their garden. It turns out that he has been abused and he is put in a home. But several days later, he appears in their garden again. Believing that it is fate that brought him to their house twice, Shinji secretly starts to look up on child adoption … …