Tabris: Kaworu comes to Nerv as the fifth child, and demonstrates amazing abilities in sychronizing with Unit 02. He befriends Shinji and lets Shinji place his trust in him. Kaworu then takes Unit 02 and goes to Terminal Dogma. Shinji in Unit 01 as sent to intercept and it's seen that Kaworu only took Unit 02 to keep Unit 01 busy while he attempted to initiate the Third Impact, by returning to Adam. But he realizes as he reaches "Adam"s holding place that it is in fact not Adam but Lillith. Shinji in Unit 01 breaks into the room, and grabs Kaworu. Kaworu asks Shinji to kill, or "erase", him, and after some thought, Shinji obliges.