Bj from a girl does nothing. Massage from a guy does something. The reason is likely psychological. The most erotic and handsy massage from a guy is going to cure him. Gab, you gay and it's alright. So far, there's only one girl actively competing with you for MC
A man's touch makes him moan like no one could. Immediate intercourse after the massage. Gabriel might need to switch teams. He'd be the safest pairing for MC's career anyway
Step 1: Establish that a protagonist is at a massive disadvantage
Step 2: Protagonist always had a power that completely flips the balance in her favor
Step 3: Why?