Ep 6. Fools Die Twice

In Hawaii 5-0 season 5 episode 6, entitled "Fools Die Twice," the team faces a complex case involving a double homicide on a wealthy couple's yacht. As Five-0 tries to piece together what happened onboard, they discover that the deceased had a sordid past involving drugs and fraud – including ties to one of their former cases.

Their investigation leads them to a web of lies and deceit, as they try to identify the killer among the yacht's guests and crew. However, it becomes increasingly clear that someone is manipulating the investigation from behind the scenes, and the team must work together to unravel the truth before it's too late.

Amidst the ongoing investigation, McGarrett (played by Alex O'Loughlin) also confronts the emotional aftermath of his father's death and the difficult decisions he made regarding his estate. Meanwhile, Danny (played by Scott Caan) struggles to balance his work life with the needs of his family, and Kono (played by Grace Park) finds herself reeling from a shocking discovery about her past.

As the investigation intensifies, the team begins to realize that the double homicide on the yacht is just the tip of the iceberg – and that they might be dealing with one of their most dangerous adversaries yet.

Overall, "Fools Die Twice" is a thrilling and thought-provoking episode that showcases the strengths of Hawaii 5-0's talented cast and writers. With its intriguing plot twists, high-stakes action, and moments of emotional depth, it is sure to keep viewers on the edge of their seats from start to finish.