Destroy That Tower

Lin You opened his eyes and found that he was like a little white rabbit in an anatomy class tied to a chopping board while a butcher sharpened his knife! After narrowly escaping, he found himself in a bigger crisis... This is a world where people cannibalize people, and ordinary people who don't know magic have lower social status than dogs. How should Lin You survive in this cruel society with the body of Ada, who has no magic talent, and bring change to the decaying world?