Working for a organization cuz objective is erradicate the "beast" that born from a strange cell that makes people becoming creatures born from their desires and leaded just from them; but one night, you and your team found Jun Fudo, transformed as Devilman Lady, and unlike other beast, she is conscious enough to still be the same.

"... Its not was my intention. ¡I need help!, my students are harm.", she says on her beast form, blood coming from her hands after defeated a bunch of beast.