The main character of \”10 secrets\” is Keita Shirakawa who divorced his wife and became a single father after an incident. After the divorce, Keita, who has lived only thinking about her daughter, Hitomi, has become an ideal father who envy her friend, \”I want such a father.\” One day, a call comes in to Keita, saying, \”I took care of my daughter. And Keita knows the truth hidden in the celebrity life of his separated wife and the secret of his daughter.