The Clubhouse Mystery: Cass and the Bubble Street Gang

Cass and her best friends, Lex and Nicholas, are the Bubble Street Gang. They investigate crimes, solve mysteries, and have exciting adventures. They even have their own secret clubhouse. When the twins ruin Cass's indoor fort, she decides to build a proper outdoor fort as the gang's clubhouse. With a spot suggested by Lex's granny behind Mr McCall's field, the gang builds their new clubhouse. Soon, they notice someone is using it when they're not there, leaving behind crumbs and open doors. Join the gang as they solve The Clubhouse Mystery.