Wolf. She confides in Dexter, as he is the "only other one who knows". After Miguel's own death at Dexter's hand, she becomes distraught that the Cuban community is thinking about naming a highway after him. She wants to find admissible evidence to prove he killed Wolf, but Dexter is able to convince her that doing so would only hurt Miguel's family and the community and that even then the case would be weak. Reluctantly, LaGuerta drops it. Season four At the start of season four, LaGuerta is shown to be romantically involved with Det. Angel Batista. They keep their romance hidden from their colleagues within the homicide department, aside from Dexter, in whom both Batista and LaGuerta confide. Their relationship hits a roadblock when she tells their superiors about their relationship so that it cannot be used against them during a trial. The consequence of her disclosure is a threat of reassignment; either Batista or LaGuerta will have to move out of Homicide. Deciding that their jobs are integral parts of who they both are, the two decide to end their relationship, and sign affidavits to that effect. Staying away from each other does not prove easy, however, and they begin having secret liaisons once more. In order to circumvent a reprimand from higher up, they secretly get married with Dexter as a witness. Season five In season five, LaGuerta and Batista begin to have problems as she becomes too demanding of him, he then becomes more impulsive. Their problems intensify when she publicly scapegoats Debra for making a mistake LaGuerta herself made, leading to the deaths of several people. This eventually causes Batista to look at her even more negatively. However, they make up by the end of the season. Season six LaGuerta and Batista divorce after realizing they want different things. She is promoted to Captain after blackmailing Matthews over a madam's contact list which includes his name. Matthews assigns Debra as the new Lieutenant; this angers LaGuerta, who had promised the position to Batista. Debra is unsure of herself at first and goes to LaGuerta for advice. LaGuerta gives Debra unsound advice in order to undermine her, but Debra soon grows confident enough in her own abilities to survive on her own. When Matthews is discovered to have been with another prostitute, LaGuerta initially tells Debra to cover it up. When Debra finds proof of Matthews'