The season begins with Gibbs fighting for his life after being shot. While DiNozzo travels to Shanghai to stop The Calling. In other happenings McGee and Bishop go undercover as a military couple; Abby is held hostage in a pharmaceutical lab; DiNozzo is accused of blackmail by a Senator.

Widescreen. Special features: Audio commentary on select episodes; deleted scenes; "Sister city (part 3)" (NCIS: New Orleanes crossover episode); Crossing over: a look at "Sister city"; Boom; Celebrating 300; Heroes' song; Inside season 13; The definitive DiNozzo; All's fair in love and war; The agency turns 50.

Disc one.Stop the bleeding -- Personal day -- Incognito -- Double trouble. Disc two. Lockdown -- Viral -- 16 years -- Saviors. Disc three. Day in court -- Blood brothers -- Spinning wheel -- Sister city (part I & II). Disc four. Deja vu -- Decompressed -- React -- Loose cannons. Disc five. After hours -- Scope -- Reasonable doubts -- Charade. Disc six. return to sender -- Homefront -- Dead letter -- Family first.