People will think you're cruel if you abandon a puppy.
Chris is feeling cramped up in his small apartment because he has so many belongings.
Chris wants to move into a bigger place.
Chris looks for a new place which allows him to have pets.
Chris finds an upgrade which doesn't allow pets, so he gives the dog away to someone.
Chris' friends enjoy hanging out with him at his new apartment.
Chris' friends realize what he did and think less of him.