The Witcher – Uchiha Madara! - Chapter 2 - 0 - Sistema/Chakra!

In one moment, he was walking down the street with his little sister—In the next, he had traveled to the world of One Piece, carrying a system that could extract, record, and fuse genes to cultivate powerful lifeforms.Thus began a leisurely and carefree life in the most chaotic world imaginable.When bored, he’d snatch a bit of heavenly tribute meant for the Celestial Dragons.When curious, he’d raise a few cute kittens and bunnies just for fun.When restless, he’d wander through the territories of the most fearsome powers in the New World.Life is beautiful—so why bother taking anything seriously?

After looking at a handsome man’s picture, he has transmigrated into another world. Rong Yi looked up at the sky, speechless. How unlucky could he be to have transmigrated into a loser + sissy’s body…

What’s worse, the original master of this body has been married to a man! And the worst thing is…

Rong Yi takes a deep breath and lowers his head to look at his chest! Flat! Check! Then he pulls open his pants and luckily see his ‘brother’ is still there, feeling much relieved…

He said to the little cute kid, “What did you say? Say it again.”

…

- Description from Novelupdates

Waking up, Kim Hajin finds himself in a familiar world but an unfamiliar body.

A crunchy and crispy chicken. The stretchy cheese on pizza, and eating ramyeon at 1 in the morning! I only wanted to eat delicious food. So why is my life in danger because of bulimia*?!

There’s a place where I can fulfill my most cherished dream of eating everything I want!

The virtual reality game Athenae!

I’m just eating well but isn’t this a bit weird?

The true value of food

(Acquired +1 STR)

The stat went up.

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*Raw text says 폭식 결여증 which literally means deficiency in binge eating. I’m assuming this is the Non-purging Type of Bulimia.