Mother Miki and son Satoshi lived together in a motherless family. Miki was hired as a caregiver at her son's classmate Takaya's house. Takaya's family lives with his grandmother on an overseas assignment. Adolescent Takaya sees Miki as her woman to Miki who comes every day. Takaya, who couldn't stand it anymore, forcibly hugged Miki. Satoshi who knew about it...
