剧情简介：Deeks disappears while on an undercover assignment for the LAPD; Hetty offers help, so Callen and company lend a hand; Eric follows a trace to a Serbian bad guy; Deeks shows up and solves the case, and the team get him out of a tight spot.
一名古董商人遭到谋杀，他随身携带的机密情报本不翼而飞，Hetty和调查组随即展开调查。本故事将分两集播出，本集为第一部分。
