The stepfather was getting aroused by the sight of his new wife's daughter playing around. One day, he witnessed his daughter getting along well with a middle-aged man at the park. Suspecting that it was a paid relationship, the stepfather questioned his daughter. The daughter didn't answer, and the stepfather became irritated. The stepfather decided to rape the strange man himself, raping him when his mother wasn't looking, but it turned out to be his real father. The stepfather, unaware of this, fell deeper into the depths with his daughter...