Hawaii Five-0 (2010)

S6E17 Waiwai (Assets)

In the episode "Waiwai," McGarrett and the Five-0 team race against time to locate a Russian spy who has absconded with a flash drive packed with sensitive NSA data, endangering the life of one of their own family members. Meanwhile, McGarrett uncovers the truth behind Catherine's departure from his life, adding emotional weight to the investigation. Additionally, Abby remains secretive about her true objectives, keeping Chin and the rest of Five-0 in the dark regarding her mission.