Hawaii Five-0 (2010)

S2E15 Mai Ka Wa Kahiko (Out of the Past)

Danno and his family find themselves in danger when a corrupt ex-cop from Danno's history seeks revenge. Recognizing the threat, the Five-0 team rallies together to protect him and his loved ones, facing the looming menace head-on. As they delve into the past, the team uncovers dark secrets that could change everything.