A Wesen goes on a killing spree, and Nick plays house with Adalind.
We also see Nick, Adalind, and Kelly settling into their home as a family.
Wemlinger, a slender, slimy-looking man, comes into Childs office and says hes found the problem.

Credit: Scott Green/NBC
Wemlinger hands Childs an empty folder, then woges into full-Wesen mode and brutally murders Childs.
He calls the police, pretending that hes been attacked.
Meanwhile, Nick is at the hospital with Adalind and Kelly.
Nicks at the house with Adaland and Kelly trying to adjust to their new life together.
Monroe and Rosalee fully prepared the house for their arrival, with Monroe even putting Kellys mobile together.
And that was only 48 hours ago.
When Monroe and Rosalee leave, Nick ponders Monroes advice.
He thinks about Juliette, reminiscing while looking through her closet.
Before Nick can learn more about the mother of his childsurprise!
shes allergic to raw tomatoeshe receives the call from Hank and heads down to the precinct.
They know that they have to try and contain him so he cant hurt anyone else, but U.S.
Marshals show up to take him in for the Sacramento crime.
Hank doesnt agree with this, already having to walk on eggshells around Pogue.
NEXT: You should have listened, U.S.
It turns out Hank and Nicks concerns are warranted, because they get a call that the two U.S.
Marshals were killed in a bloodbath at a gas station, and Wemlinger is missing.
Nick has even more problems to deal with, still in hot water with the FBI.
He comes home and sees two FBI agents in his living room with Adalind and Rosalee.
Adalind finally panics and tells Nick that she cant bear to lose him.
She has no money or home and needs to take care of their child.
Nick assures heragainthats hes in this for the long haul to do whats right for Kelly.
They head over to her place and find it filled with computers and catch Wemlinger red-handed.
He escapes the apartment, and a fight ensues.
Hank and Nick get close to taking him down, but he ultimately runs off.
Back at the apartment, Nick and Hank catch Betty deleting all of the files from the computers.
What exactly were Wemlinger and Betty up to?
Back at home, Nick tucks Kelly in while Adalind sleeps.
The episode ends teasing us again with Martin.
Hes fighting an unknown person (or Wesen?)
in the same dungeon-looking place we saw last week.
He tells the guard that his fight was better today.
Could he be talking about Trubel?