Hayley helps an old pal, but this favor gets her in trouble, linking her to a murder and a cyber-terror attack. She then needs help herself, so Castle and Beckett attempt to clear her name.moreless
Team Scorpion goes undercover at a university in order to find a hacker who infiltrates the Federal Reserve and threatens to collapse the global economy.
Five-0 is investigating the murder of a volleyball coach which leads to new evidence about one of their own. Chin and his former fiancee Malia find themselves spending time together.
When a local deep sea diver is murdered, Five-0 heads out into the ocean to find the killer.
When a Navy SEAL turns up dead, Joe asks McGarrett to take a second look at his death. Kono is spending time with a group of ex-cops that were rumored to be dirty, much to Chin's disappointment.moreless