YRNKNKJDVAJ-00402A - My little sister caught me watching her masturbate, and one thing led to another...

After getting caught watching his sister masturbate, an older brother gives in to his impulses, starting with just touching her chest. The situation quickly escalates from handjobs to oral and eventually full penetration. Despite knowing it's wrong, they can't stop craving each other. This is an excerpt from a longer series about their forbidden relationship.