He couldn't die, he was still young, only twenty-five years old. He had loads of time to waste and plenty of beautiful women to play with; it would be such a pity to die like this. So, let's make a sacrifice of his sister. After all, it's not like killing her, just engaging in some piston motion. Sigh, he always used to play with women, but now he had to make his sister make this sacrifice, and he would also degrade into something beast-like.
Thinking of this, he couldn't help but slap himself twice hard across the face.