5 Seconds of Summer - Voodoo Doll Lyrics Meaning

I think either A:
He is starting to fall for a girl he use to hate and they were kind of forbidden because their like "frenimies"
Or B:
He has one of those "obsessive girlfriends" and he wants to leave her but no matter how much he tries, he can't get away from her for whatever reason (I'm assuming good sex loll)