My Husband's Secret Double Life

Sinopsis

Kang Hyun U, a billionaire heir, now leads a quiet life juggling three jobs. When Seo Yeon—with whom he once had a one-night stand—reappears with their daughter and demands marriage, they become a family. As a crisis threatens both his company and his family, Hyun U steps in to protect them, all while Seo Yeon still believes he is a poor man. Will she discover his true identity?