Lần đó tôi đã thỏa thuận với một con quỷ vì siêu năng lực - âm thanh khiêu dâm cho nam giới

This audio is about a good but naive guy that decides it is a good idea to make a deal with a smug demon to gain superpowers and go on a vigilante-like quest for vengeance. But contracts with a demon come at price, and his conscience prevents him from truly fulfilling the contract. After a little while the demon is becoming a bit miffed to say the least, and she pays him a visit when he is on one of his patrols trough the city...