Makes me feel positive

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!

I became sixteen year old Rosalette. She fell out of bed and when she opened her eyes, she had possessed a character in "Asterion of a Blue Starry Night" a cliche BL novel with passion, fantasy, drama, and angst. Plus, she was Rosalette, the older sister of Asteron. Asteron was the protagonist and the one who committed suicide at the end of the novel. She left herself to go through the flow of events in the story. At the end of that, she went back in time to become sixteen year old Ros

The loner kid who entered school a month late because he was sick became friends with the most popular boy in school!
But later on, he discovered that this heartthrob with a good reputation is actually not human?

The loner kid who easily gets nightmares catches the Dream Demon's eye.

“Your dream is exceptionally tasty~”

It’s hard to make friends at school. If you’re not careful, you might get eaten by the Dream Demon~

Kaiden - A mysterious ability user who hides inside the body of a street cat. He is later picked up by Jiwoo after being injured after a fight with another ability user. He has a stubborn and bossy personality. Jiwoo - an energetic and talkative high school boy who loves cats. He is very kind and also seem to have a special ability.

Kayden x Curtis is real no one can stop me and jiwoo is their adopted son