The tragedy eight years ago──. At the age of 18, Yuki was raped by her mother's new husband, Kentaro, losing her virginity. From that day on, the relationship with her 'stepfather' continued... Yuki couldn't confide in anyone and became a sex toy. However, spring came to Yuki's life. She was supposed to find happiness with her beloved man through marriage. But several months later, Yuki's father-in-law, Ryozou, found out about her relationship with Kentaro. From that day forward, the brutal training of these two 'stepfathers' who are not blood-related began...
