Business-minded Kuk Chi Keung gets the challenge of a lifetime when his ex-wife remarries and finds himself a single dad when his young son, Kuk Siu Nam moves back in to live with him. He is at a total loss when it comes to being a father to his son but gets help from Chu Lai Fa who operates an education center and he slowly learns what it takes to be a good father.

Famous architect Sheung Nim Syu is a workaholic who leaves child-rearing responsibilities to his wife Ho Lok Chi and his father, Sheung San. When his wife and father enter disagreements on parenting, Nim Syu has no choice but to switch roles with his wife, and learn to be a stay-at-home dad to take care of his daughter and son. Together, the two struggling fathers learn how to become better parents while also supporting each other.