LEVELING UP, BY ONLY EATING!

Manga information:

Leveling Up, By Only Eating! , it is a Manga/Manhwa/Manhua translated in English, written by Park Min Gyu This Comic is About
The main character, striken by rare disease that only two people in the world has, where it makes one bullimic. He organizes his daily meals to survive day to day, but his hope of survival gets dimmer each time. By the doctor's recommendation, he started playing the Alternate Reality Game 'Athens' where he can eat as must as he wants without getting any fatter. Playing the game to save his life and growing in strength just by eating! A Gourmet Fantasy Life!