When two half-sisters escaped from the lab they were experimented on their whole lives, they hoped that would be the end of all their suffering. Little do they know what they have gotten themselves into. Warning: There will be a lot of blood, violence, and animals getting hurt. There are elements of self-harm and depression. Also on DeviantArt: Horsefinity.deviantart.com Also on Webtoon: https://www.webtoons.com/en/challenge/fight-or-flight/list?title_no=182389