After saving Terra from the demon king, Yoo Seungwoo came back to Earth with just one goal: open a restaurant and serve his customers Terra's dishes! The catch? Said dishes are made from monster parts and are mostly disgusting. On top of that, his return ends up drawing the government's attention and attracting otherworldly monsters to his planet! In the midst of all the chaos, will this hero manage to fulfill his goal while keeping his business and the world intact?