Famous detective Charlie Chan is called out of retirement to help a San Francisco detective solve a mysterious series of murders. With his bumbling grandson as his sidekick, Chan also encounters an old nemesis known as the Dragon Queen who is the prime suspect.
Teen lovers Bobby and Terry band together with other roller skaters to try and prevent a powerful mobster taking over the land their favourite skating rink sits on, and compete in the Boogie Contest.
Kira, a Greek muse incarnated on Earth to inspire people, helps Dan McGuire and an artist named Sonny Malone to meet. She inspires them to build a huge disco roller rink called Xanadu.
The dance crew from "Breakin'" bands together to save a community center from a greedy developer bent on building a shopping center in its place.