Between the two of them is a link. He wants to start a fight with her, though he can't tell if it's to attempt to dissolve their resonating side-effect or because he may or may not have PMS.

So much for Craig being asexual.

Craig is miserable and alone, and can't solve his problems without using his fists. Tweek reappears in South Park for the first time in over a year, leaving chaos everywhere he goes. But sometimes, chaos can change things for the better. Creek.