Two nobles, Regis and Seira, arrive at Ye Ran High School as part of their investigation into a series of incidents in Japan. Raizel and Frankenstein conceal their identities when they interact with the duo, but Regis and Seira realize that M-21 is a modified human and grow wary of him. Meanwhile, Tashiro is caught up in another fight with street punks on his way home from school...
Who are they? You know, don't you?
من هما؟ تعرفهما، أليس كذلك؟
Wer sind sie?
Du weißt das doch, oder?
¿Qué son? Lo sabes, ¿no?
¿Qué son? Lo sabes, ¿no?
Qui sont-ils ?
Chi o cosa sono?
Quem são eles? Você sabe, não é?
Кто же они такие?