She lives by the twisted rule that blowjobs do not count as cheating. Mei tempts married men and guys with girlfriends, then makes the weak ones cum in her mouth. She never openly initiates; once a man shows interest, she warns him that actual sex would be cheating. But as his restraint crumbles, she mocks his unfaithful cock while admitting how good it feels, finally declaring that cheating sex is the hottest thrill of all.