The Loser Became a King - Episode 1

Kai, a modern-day orphan, suddenly transmigrates into the body of a disgraced young heir of the once-powerful Duan family. Hated and mocked by everyone, he discovers that his family has lost its wealth, status and home. Armed with modern knowledge, Kai begins rebuilding the family through business, intelligence and strategy while confronting powerful rivals, a broken engagement and complicated love. But the mystery of his missing father may change everything.