Fathers and Sons(2007)

Fathers and Sons is a Hong Kong drama that follows Man Tin-Tzi, a successful market research manager who dreams of early retirement. When his eight-year-old son unexpectedly returns to his life, Tin-Tzi's carefully ordered world unravels. Completely unprepared for fatherhood, he struggles to care for the boy while maintaining his high-powered career. His colleague Amy Kam, both rival and ally, becomes an unexpected support system as he navigates single parenthood. Simultaneously, Tin-Tzi attempts to rebuild his fractured relationship with his godfather Ko Chi-Tim, who grapples with his own family troubles. The series explores themes of responsibility, redemption, and the messy reality of balancing ambition with family obligations, as Tin-Tzi discovers that life's most important investments can't be measured on a spreadsheet.