Mi Malvado Hermanastro es My RA

"When her wild-child mother finally settles down, Claire gains a new stepbrother, Rowan, the bane of her existence. Desperate for escape, she counts down to college. But freedom is short-lived: Rowan is now her dorm's RA, living right down the hall. The teasing hasn't stopped. Neither has the tension. He's under her skin, but will she let him break the rules?"