Hawaii Five-0 (2010)

S1E10 Heihei (Race)

The Five-0 team is perplexed when a proficient gang of thieves executes a daring armored car robbery, resulting in the deaths of two security guards while inexplicably leaving behind the cash. The investigation leads to a crucial clue that forces Danny to seek help from his ex-wife, despite his reservations about reaching out to her.