Xin Datou Er Zi He Xiao Tou Baba 6: Mini da Maoxian

Big-Head Son and Small-Head Dad visit a Mini Park expecting a fun attraction, only for the experience to go wrong and eject them back into the real world at a tiny size. Suddenly, ordinary objects they once ignored have become enormous obstacles and familiar places feel like unexplored wilderness.

Getting home and returning to normal requires father and son to cooperate more closely than ever. Between insects, furniture, and everyday routes that have become dangerous from their new perspective, they discover that the smallest adventure can feel like the greatest one when the whole world changes scale around you.