Teito Klein aimbova muranda iye zvino anopinda chikoro chemauto cheBarsburg Kingdom nekuda kwekugona kwake kushandisa simba risiri rechisikirwo, Zaiphon. Unyanzvi hwacho hahujairike uye nekudaro hunokosheswa.
Teito amnesiac uyo anowanzo kuve nezviroto zvinotyisa. Nguva yeusiku pamberi paTeito bvunzo yekupedza kudzidza uye shamwari yake chete, Mikage, vanopika kuti havangambosiyane. Teito anonzwa vanhu vachitaura nezvake, zuva rinotevera. Achirega kunzwa, anongoerekana anzwisisa kuti Chief of Staff Ayanami, gudzanzwi, ndiye akauraya mukomana anozivikanwa mukufungira kwake: mambo weakaparadzwa Raggs Kingdom, baba vake. Mumwe wevari pasi pake anowanikwa achiteerera uye achiedza kurwisa Ayanami asi anobva aburutsa Teito ndokuendeswa kujeri. Mikage anouya kuzomubatsira kupukunyuka, uyezve aziva kuti Teito akwanisa kurwa oga kupfuura varindi. Ivo vaviri vanotiza kuburikidza nekugadzira asi vakaiswa mukona pabhokisi. Kunyangwe aZaiphon akaputika anomurwadzisa iye kwaanotungamirwa naAyanami Teito achinyepedzera kubata Mikage kubatwa, obva aenda kutiza kwake. Mabhishopi matatu mudunhu rechinomwe riri padyo anowana Teito akakuvadzwa uye vomuona sechechi yepedyo kuti apore, kwaanodzivirirwa nekuda kwemutemo wekuchengetedzwa kweRuwa rwe7.
Munguva yakafanira, zvinoonekwa kuti Teito anotora Ziso raMikhail, chisimba chakasimba icho chakaparadzwa imba yake yemumba. Ichokwadi ichi, pamwe nekusangana zvakare kune zvakashata, zvinokanganisa Teito mukutsvaga kutsiva kubva kuBarsburg Humambo pamwe neruzivo nezve ake apfuura. Mune kamwechete, anokandwa nechinzvimbo chake semutakuri weZiso raMikhail muhondo yakareba inosanganisira yakaipa Verloren iyo 07 Ghosts, nevadzivisi vake.
