From Pushover to Underworld Big Shot (English-dubbed)

Drama also known as From Bastard to Kingpin | Dark Throne The Illegitimate Heir to the Underworld; Ethan, raised as an illegitimate child, lives with his mother until his estranged father, Matthew Lewis, reappears on his 18th birthday. Matthew, a feared kingpin, brings Ethan into his world, but it's a family built on cold deals, not love. To save his mother's life, Ethan agrees to serve the underworld. Thrust into a brutal world of crime and loyalty, he fights for those he loves and rises to make the entire underworld tremble. No regrets, no turning back.