Newly graduated primary school teacher Okana finds his idealistic principles challenged when he tries to help a student he suspects is being mistreated. Young mother Masami feels totally alone as she undertakes single-parenting responsibilities while her husband works abroad, and struggles in how she acts towards her young daughter, due to her own traumatic childhood. Akiko, an elderly woman living alone with mild dementia, is accused of shoplifting after she forgets to pay for groceries at a local supermarket; a chance encounter with an autistic child in need of assistance results in an unexpected connection for her.