Havaí Cinco-0 Temporada 9 Episódio 18

Tani and Junior go undercover at a gym to track down a deadly batch of steroids thats killing users, before the drugs claim any more victims. Also, Danny and MacGarrett sub as bodyguards for Dannys high maintenance ex-mother-in-law, Amanda Savage, a wildly famous romance novelist with whom he has never gotten along.