Xia Dong Hai, a director of children's drama who has divorced, returns from the U.S. with his young son Xia Yu (commonly known as "Little Yu") and daughter Xiao Xue (also known as "Little Xue") to start a family with a divorced woman Liu Mei, who has a son, Liu Xing, from her previous marriage. The five live happily in a flat in modern Beijing. The story is revolved around the family member's encounters to various issues in life and their attempts to cope and deal with them. This family arrangement is atypical for modern Chinese families because of the one child per family policy.