In the hospital, Dr. Todd Gelfand questions Gibbs about his memory loss. Gibbs doesn’t remember Ducky, prompting Ducky to share a humorous story. Gelfand considers dissociative amnesia due to the absence of physical brain damage.

Meanwhile, in NCIS, Director Shepard informs the team that Gibbs has retrograde amnesia, forgetting the last 15 years. Abby is devastated, and Tony asserts his authority on the investigation. In a hospital flashback, Gibbs recalls moments with his first wife and daughter. Jenny informs Ducky about Gibbs’s tragic past—his wife and daughter were murdered in 1991.

Gibbs sought revenge, and the killer escaped to Mexico. In the bullpen, the team discusses an explosion on a ship and suspects PinPin Pula. Tony takes charge, emphasizing the importance of not underestimating their adversary. PinPin shreds a BOLO with his photo, determined to remain elusive.