Athena and Bobby set off on their honeymoon cruise, but when duty calls, their vacation is put on hold. Meanwhile, a fighter jet traps a civilian, and an unusual incident leaves a couple stuck together.

The disastrous cruise continues when Bobby and Athena respond to the ship's explosion, racing to aid injured passengers. Meanwhile, Hen questions her instincts in a life-taking call and grows concerned about Athena and Bobby's whereabouts.

With each moment becoming critical as the ship is flipped upside down, Athena and Bobby take charge, seeking methods for rescue while navigating efforts to guide survivors to safety. Meanwhile, Hen defies protocols in her search for Bobby and Athena.