Plot: Dexter feels like he’s making a deal with the devil when he feigns civility around Miguel after his duplicitous ways. Dexter finds himself in a series of chess-like moves against his former friend, all while hoping that Miguel doesn’t get the upper hand on him. Meanwhile, Dexter watches helplessly as Miguel draws Rita closer through a wonderful wedding gift. Debra, now back with Anton after his close call with the Skinner, wonders if her relationship with Anton is worth putting her career in jeopardy. After all, is it smart for everyone to know that she is dating a former confidential informant?
Plot: Dexter and Miguel try a game of manipulation. Rita is impressed by Miguel's wedding gift. Debra has second thoughts on her relationship with Anton.
Plot: Miguel brings Dexter another "project," but this time he wants to get his hands dirty. Dexter realizes it's time to teach Miguel the Code - for his own safety as well as Miguel's. As Dexter walks Miguel through the process, Dexter both struggles with, and enjoys, letting Miguel into his private world so completely. But Dexter doesn't realize that this has only whetted Miguel's appetite. Rita finds herself losing control because of the pregnancy. She becomes worried that Dexter may get fed up with her. Because of her hard work, Debra finds herself one step closer to catching the Skinner. But after she finds out a secret about her new boyfriend, Anton, he disappears on her.
Plot: Miguel finds a new target for Dexter. Dexter is asked to do the unthinkable for an old friend. Rita learns Miguel's wife believes Miguel is being unfaithful.