NCIS: Season 5, Episode 7

5 - 7: Requiem

The episode begins with Tony retrieving Gibbs from the water and trying to revive him. It is revealed that Maddie, a childhood friend of Gibbs' deceased daughter Kelly, comes to him for help after being stalked which leads to the events of Gibbs' car driving into water. While unconscious Gibbs hallucinates that he is visited by his dead wife and daughter and is reassured that everything is fine.