Hand Over the Money! Underworld Capital

The underworld has become a capitalist society. One must settle their debts, even in death. Wait, youre saying I cant move on to the afterlife until I settle my debt? Cheon Jae-hak died drowning in debt. That news hit him like a ton of bricks right after dying! Jae-hak, with his taekwondo skills, will join Underworld Capital to collect money from wandering spirits. From a debtor to the youngest member of a financial firm! Alright, Ill earn money and pay off my debt! A crazy, overpowered occultist wholl pay off his debt by beating up ghosts!? Hey, this actually pays pretty well!