The team turns to an old friend for help to stop a series of revenge killings on Hawaii Five-0. "Kau Pahi, Ko'u Kua. Kau Pu, Ko'u Po'o (Your Knife, My Back. My Gun, Your Head)" is the second episode of the show's eighth season.
McGarrett [to Kamekona]: This is different than the type of establishment you're used to running. Danny: Yeah. It's going to have plates, it's going to have silverware, it's going to have a kitchen that would pass the health inspection.