 When an Angel resembling a coil of light arrives, Rei and Shinji are sent to battle it, but the assimilating ability of the foe prompts Rei to self-destruct the EVA-00 in order to kill it and save Shinji. Mysteries abound as a clone of Rei later appears in the hospital, and Ritsuko reveals the terrible secret of the "dummy plug" system to Misato and Shinji.