one day at a science lab (one that illegally creates monsters) experiment 666 (Anti) is being tortured by the scientists and something in his mind snaps and he kills one of them, he then gets chained up and put with F.E 101 (Dark) after a couple of hours the scientists expect Dark to kill Anti, but something else happens ((A/N: i'm not good at descriptions or writing fanfics so please don't judge me XD))

18+ please