Yoon San-ha

Noh Gojin, a genius who runs a private education company is conceited because of his many struggles while his current secretary, Lee Sina, who has lasted longer than anyone before, decides to get back at her boss. (imdb)

After his business crashes, a man disappears from his family for 11 years; when he makes a return as their wealthy landlord, a messy reunion ensues. The story of imperfect humans meeting as a family and dreaming of perfect love. (imdb)