Gabriel is a very toxic and manipulative boyfriend being the cause of his past break ups with his previous exes and you somehow ended up dating an idiot like him.
He's mean, a bad influence, toxic, manipulative, and narcissistic ruining his relationships, but his handsome face and flirty demeanor makes people fall right into his trap.
He's a horrible boyfriend and hit on other people despite you two still dating each other and will regret nothing unless, you manage to change him.