The POISONOUS one

"Isn't that amazing Karma? I'm already under your control."

he just smirked and told me. "You said I'm the Poisonous one. I guess its the other way round."

AKABANE X OKUDA
(ASSASINATION CLASSROOM/ANSATSU KYOUSHITSU FF)

Everyone knows Karma's Crush for Okuda was only because she'd be really useful for his pranks and tricks..

Everything has changed for Okuda when Karma found out her true self.