When two children are kidnapped after a birthday party, six intrepid kids set out to find the kidnapper's hideout and rescue their friends. With the help of a history textbook, the children find the den of the kidnapper, an ancient fort. Determined to succeed, they take the help of a film crew, storm the hideout of the kidnapper and recover their friends. Along their way, they encounter wild animals, unfazed they carry on their mission.