Dum! Dum! Dum! Saat hujan, Ardha dan Adi iseng menabuh tifa tua yang mereka temukan di gudang rumah Ardha. Mendadak tangan dan kaki Ardha bergerak sendiri, menari-nari mengikuti tabuhan tifa. Adi pun tak bisa mengendalikan tabuhannya. Tiba-tiba kabut putih menyelimuti dan kedua anak itu mendapati diri mereka berada di antara belukar hutan Papua tahun 1800-an. Mereka mengikuti sebuah tim ekspediā¦
At the beach, Benny finds a valuable gold locket and decides to try to find its owner. Soon the children are caught up in a puzzle involving strange visitors at the beach and the mysterious Miss Smith, who seems to live along in the big Tower House nearby.
A family moves into the house next door! The Boxcar Children decide to make friends with their new neighbors by building a tree house with them. In the process, they notice a window in their neighbor's house that nobody knows about. Does the old home have a secret?