My Nerd Friend is a Mafia

Minhyuk, who was studying abroad in the United States, receives a call from his uncle telling him that his family is in financial trouble. He can no longer continue his studies abroad. In the end, Minhyuk has no choice but to return to Korea... "...Theo?" "Yeah, it's me. Theo, Theo Seringston." "Dude... why are you playing such a prank? You're really scaring me." "Why do you think this is a prank?" "......Huh?" "It's because Minhyuk borrowed money from me and didn't pay it back, so I'm keeping you here." Theo Seringston, a friend he became close to while studying abroad, kidnapped him. Because Minhyuk borrowed money he never borrowed? What's more... the friend he thought was a gen...