He arrived in the world of Detective Conan and became a loan shark, a profession inherited from his family. Money lent out would be doubled if he personally collected it back, and the system would reclaim the entire amount if the borrower couldn't repay. And if they really couldn't repay, he could always use something to settle the debt. Thus began his leisurely life.

Rumor has it that every three years, seven girls at Chiba Municipal Soubu High School become witches. And without exception, they all vanish completely from the world on graduation day. No one remembers them, and no written record remains. Ichinose Shinichi has always scoffed at these unfounded school ghost stories, until—Eri, Yukinoshita, Kato Megumi, and other "wives" tearfully pleaded with him: "Please, please find a way to break the witch's curse!!" Incidentally, the ghost stories always mention that these witches are basically masters of juicing. Ichinose: Hmm, I bet their freshly squeezed fruit and vegetable juices would be delicious.

"I don't care what Thanos' ideals are, and I don't care what the consequences of too many creatures in this universe will be, as long as he doesn't use that damn Infinity Gauntlet to destroy my business!" - Kahn Punt

Once he traveled to the American comic world, Kahn had the golden finger to trade all the worlds.

So far, Boss Kahn's name is not only resounding in America in the Marvel Universe, his influence has spread to all the worlds!

PS: There are many subsequent worlds such as Marvel, Naruto, Harry Potter, One Punch Man, The Boys, Dragon Ball, One Piece, etc.

It is natural to pay back debts, but some people think that owing money makes them the boss.

Toosaka Rin: "Why should I pay back the money my father owes you? I have no money anymore."

Gabriel: "I used all the money to buy games, go ask the game company for it."

Sandwich: "Money? I don't have it anyway! If you want money, go find Medusa, she's my guarantor."

Chen Lin: "Hehe... If you don't pay me back, I'll come to your house."

Jibril: "Guhehe... Come here"