Brooklyn Nine-Nine 6×17 “Sicko” / 6×18 “The Suicide Squad” Promo Season Finale

Brooklyn Nine-Nine 6×17 “Sicko” & 6×18 “The Suicide Squad” Promo (Season Finale) – Jake and Charles investigate a dangerous serial killer. Holt continues to spar with his rival, Commissioner Kelly. Terry finds out about whether or not he has passed the lieutenant’s exam. Brooklyn Nine-Nine 6×18 “The Suicide Squad” (Season Finale) – Desperate circumstances call for desperate measures, as Jake, Holt, Amy, Terry, Rosa and Charles must ally themselves with old enemies.