After the nuclear war, Earth is currently being rebuilt. Jia Yi, a pretty boy from the slums, manages to obtain a ticket to the utopia known as "Elysium". After a wild night, he wakes up and it turns out that he had been turned into a dog?! On top of that, beside him, a girl with a scar on her face tells him the harsh reality of the world he is in...

(Source: MangaDex)