<P> Batista has moved in with his younger sister Jamie in the apartment adjacent to Dexter's, thus allowing Jamie to babysit Dexter's son Harrison whenever Dexter might need to leave in the middle of the night . It turns out that he and LaGuerta separated in order for her to secure the position of Captain in Miami Metro Homicide . However, her position as Lieutenant was left open specifically for him by her recommendation . To her surprise, Deputy Chief Tom Matthews decided otherwise due to the recent heroics of Debra Morgan and instead advanced her to Lieutenant . Debra breaks this news to Batista, who takes it in stride and congratulates her, but is still hurt by constantly being involved in LaGuerta's battles with Matthews . Quinn also begins criticizing Batista for not telling LaGuerta how he feels, which almost results in a fight at a crime scene . Their relationship is further strained when Quinn drunkenly makes crude remarks about Jamie; angered, Batista punches him out . </P> <P> When Jamie starts dating Louis Greene, Masuka's third intern, Batista makes a failed attempt to scare him away during a dinner with both of them . </P> <P> When Batista approaches serial killer Travis Marshall's house, without Quinn for backup, Marshall knocks him unconscious . </P> <P> In season seven, Batista considers retiring after Detective Mike Anderson is murdered . Batista wants to buy a restaurant by the beach, saying that thinking about the restaurant is the only thing that makes him happy . He initially has trouble finding the money and dealing with the paperwork, but his problems are solved when Quinn gives him a great deal of money for a down payment; he does not tell Batista that the money was laundered by the Russian Mafia . In the season finale, Batista has his retirement party at the restaurant on New Year's Eve . </P>

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