Des：Mahiros mother remarried when he was in middle school. Her second marriage partner is a 55-year-old old man who seems dull. However, Mahiro begins to open up to her kind personality. When she suddenly noticed, she started to think of him as a man... Then one winter night, while his mother was away... “Daddy, I love you. I want you to kiss me more... The two of them have crossed the line...