Elfen Lied Season 1 Episode 13 No Return ( Air Date 2004-10-17 ) Genre Action & Adventure, Animation, Drama, Mystery, Sci-Fi & Fantasy category. Overview "Yuka informs Mayu of Kouta's past. Meanwhile, Lucy and Mariko find each other and face off in a fight. Now, Nana and Kurama have to find Mariko because Kurama needs to kill her...".