Big Head Son (voiced by Liu Chunyan), Little Head Dad (voiced by Dong Hao), and Apron Mom (voiced by Ju Ping) each have their own dreams, which they refer to as their "secret plans." The parents don't truly understand Big Head Son's dreams and think he is just fooling around. Mom and Dad also have their own dreams, but their aspirations repeatedly clash with the realization of Big Head Son's dreams. Can they still reclaim the joy they once shared...