An action comedy film based on the "duplicating humans' invasion" setting derived from Jack Finney's Sci-Fi novel "The Body Snatchers", combining Sci-Fi horror-like story and dance (samba). An authority on biotechnology and a developer of "konjaclone" technology, Amigo Suzuki carries out "Transformation Plans for Samba World", in which he makes human clones using konjac as a material and makes them dance a samba. In Kasukabe city, people switch places with false ones who look just like the real persons. The Nohara family and the of Kasukabe Defense Forces try to escape from Kasukabe with the help of a mystery beautiful girl Jacqueline Feeney (Jackie).