Ryo, who lost his parents in a sudden accident, goes to live with his father's younger brother. However, due to the debt his father owed his younger brother, he is bullied by his daughter and second son, and eventually even his father's younger brother becomes harsh towards Ryo. Ryo's eldest son helps Ryo... Ryo, who is in a desperate situation, forgives his eldest son for everything... without knowing how it will end.