Reina, a female college student whose mother remarried and started a new life with her father-in-law.Reina was supposed to forgive her heart to her very kind father-in-law, but one day it changes completely.Her father-in-law sneaked into Reina's room and witnessed her devour her underwear.But I don't want to give birth to her mother's sorrow either.After that day, Rena distanced herself from her father-in-law, but her grandmother fell ill and her mother returned home for a while.And her cunning and lewd father-in-law interferes with her Rena trying to escape to her friend's house.