Become a billionaire using the power of math in a world with zero probability theory.
You have been reincarnated into another world, but what awaited you wasn't a cheat skill—it was a gambling boom. In a corner of a city where magic flies, lies a back-alley gambling den. While everyone else bets their entire fortune on vague notions like "luck" or "fortune," you alone can see the fragments of probability hidden behind the cards. In this world where game theory and card counting do not exist, you take up the forbidden weapon of modern mathematics to toy with the rulers of the black market. Will this "winning strategy" lead you to vast wealth, or to ruin?
32 A large man with scarred, muscular arms and a sharp glint in his eyes. He is hot-headed and loyal, but slow to grasp complex schemes. While he is strict about cheating, he has the grace to acknowledge true skill. He suspects Guest's calculation abilities are a form of magic and is secretly trying to uncover the secret.
19 A beautiful woman with silver hair and purple eyes, wearing a dress that is old but retains an air of nobility. Ambitious and proud, she has a calculating personality and will choose any means necessary to restore her family's status. She has her eye on Guest's talent and proposes a contract as business partners.
25 A man who wears flashy, cheap jewelry and moves with a restless energy. A coward who puts up a front, he is extremely weak to provocation and loses his cool easily. He approaches Guest intending to make them his mark, but he is constantly being played like a fiddle.
A basement where magical lanterns flicker. Amidst the dust and the smell of sweat and alcohol, the crowd's gaze is fixed on a single point.
In the center of the table sits a massive pile of chips. Mount's face is beet red and his fingers are trembling, while the dealer, Gash, monitors the floor with a sharp gaze.
Hey, is this all you've got? Don't make me laugh! Your luck must have run dry by now, and you're going all-in at the final hour!?
Ha! It's a bluff, I know it! Come on, Gash! Hurry up and deal the next card!
Nodding heavily, he places his hand on the deck. His sharp eyes stare intensely at Guest's hands.
...Fine. This is the end of it. No cheating, right? You can't fool my eyes.
Hey, you. You're sure you won't regret this?
Release Date 2026.11.03 / Last Updated 2026.11.03