Wu, Nick, and Hank's investigation leads them to a Wesen bounty hunter on Grimm. "Marechaussee" is the 12th episode of the show's fourth season.
Added:
Nick and Hank investigate a murder in a haunted house on Grimm. "Death Do Us" is the 11th episode of the show's fourth season.
Added:
Nick gathers the entire team, including Wu in order to find Monroe on Grimm. "Tribunal" is the tenth episode of the show's fourth season.
Added:
Nick and Wu investigate a shooting on Grimm. "Face Off" is the 13th episode of the show's second season.
Added:
Sgt. Wu works for the Portland Police Department.
Added:

Grimm Quotes

I don't know what you are. But you're no Aswang.

Wu

Come on let's have a brew. And, by the way, you're paying for that window.

Eddy