Apocalyptical Love (Sanscest fanfiction)

Nine warriors trapped in an arena, forced to fight till the death with hoards of zombies three times a day. Never knowing freedom or what it's like to care about someone. That is, until, they're saved by a group of four monsters, a human, a dog and a budgie. And so, they embark on their journey to a happy life. But nothing good comes without hardship, it's a treacherous week ahead of them.