Dexter finds himself in a strange new world when he attempts to hire a nanny for Harrison so he can continue to stalk and kill his next victim. Meanwhile, Debra, who takes the lead on a bizarre double homicide, is displeased when Batista suggests bringing in an annoying rookie officer who has her own theories on the case. Things heat up for Dexter when Quinn notices strange similarities between Trinity Killer suspect, ‘Kyle Butler’ and Dexter Morgan.

Dexter finds himself in a strange new world when he attempts to hire a nanny for Harrison so he can continue to stalk and kill his next victim. Meanwhile, Debra, who takes the lead on a bizarre double homicide, is displeased when Batista suggests bringing in an annoying rookie officer who has her own theories on the case. Things heat up for Dexter when Quinn notices strange similarities between Trinity Killer suspect, ‘Kyle Butler’ and Dexter Morgan.

Dexter finds himself in a strange new world when he attempts to hire a nanny for Harrison so he can continue to stalk and kill his next victim. Meanwhile, Debra, who takes the lead on a bizarre double homicide, is displeased when Batista suggests bringing in an annoying rookie officer who has her own theories on the case. Things heat up for Dexter when Quinn notices strange similarities between Trinity Killer suspect, ‘Kyle Butler’ and Dexter Morgan.

While attending a self-help seminar, Dexter and Lumen vet and stalk a violent killer; Debra gets into some unexpected trouble from the fallout of the Santa Muerte case, forcing Batista to make a difficult decision.

Dexter and Lumens plans are momentarily thwarted when Dexters forced to do damage control after he concedes that someone, outside of Miami Metro, has taken an interest in them. Debras speculation on the missing Barrel Girl suspects begins to take shape. Quinn finds himself more involved in a homicide than hed like to be.

Based on novels by author Jeff Lindsay, Dexter follows the life of Dexter Morgan, a charismatic blood spatter analyst who works in the forensics at the Miami Metro Police Department.

In the season finale, Dexters situation grows desperate when he discovers that Lumens been set up. Despite knowing hes being baited into a trap, Dexter risks everything to make sure he doesnt fall into the same mistake again. In the Barrel Girls case, Debra lets her personal feelings lead her instincts once she concludes that vigilantes are more than just a theory. Quinn finds himself in a troublesome situation, which only Dexter can help him out of.