The NCIS team is on the case, after a helicopter crew's routine training mission turns disastrous at sea.
While the OSP team remain in the dark, a terrorist escapes Army custody during a transfer. In the wake of a tragic event, Hetty has second thoughts about continuing in her role.
Beckett and the team are investigating the murder of an ESL student but the victim's fellow students refuse to talk to the police; Castle decides to go undercover at the language school.
Sookie searches for Jason under the full moon. Elsewhere, Arlene and Terry cope with a suspicious inferno.
With Marnie empowered by spirits of the dead, Bill issues an unpopular order to save vampires from the light. Elsewhere, Eric embraces his amnesia.