Freedom, whose mother, who had been struggling alone, remarried, and lived happily with her family of three.But her mother suddenly died of a heart attack, leaving both Liberty and his father-in-law grieving.One day, freedom is shocked to find her mother's diary.There was an unusual relationship between my father-in-law and mother that I could not imagine. "Did you see it?" When I noticed, my father-in-law stood behind me. "You're free to be my slave, too."