A wife and a 9-year-old blind daughter of a Navy captain are kidnapped and the captain is a hostage in his own office, communicating with kidnappers, who watch his every step via computer camera. NCIS team investigates the scheme where large amount of money is involved.

The team takes on a case of a dead Marine who recorded his death while falling off a cliff. The prime suspects are his wife and his best friend with whom he had a picnic in the camp. Gibbs finds out they had an affair behind the dead man's back and he tries to persuade each of them to blame each other. Meanwhile, Abby reconstructs the case using her computer skills to handler the Marine's camera...