One day, Manami, a university student, is asked by her friend's brother to help him with his writing at her friend's house. Manami, who is kind-hearted and easily persuaded, ends up agreeing, but her friend's brother is not a virgin and is extremely skilled! Manami is overwhelmed by his unexpected vigorous thrusting and continuous intercourse. Furthermore, she is also taken advantage of by her friend's brother's equally skilled younger brother, who pretends to be a virgin, resulting in her experiencing continuous orgasms!
