 While initially uncooperative, when her friend's domestic abuse issues are brought to light, Dexter takes matters into his own hands and teaches Astor's friend's mother's boyfriend a lesson and drives him away.Astor thanks him for his support, having thought that he would not want to help, and invites him into their grandparents' house.By the end of season 5, Astor is ready to agree to spending the summer with Dexter.