Magic has dropped our heroes short of their San Francisco destination, so now they must escape a notorious prison and its unusual guards.

Upon reaching San Francisco's Chinatown, our heroes discover its criminal underworld has been taken over by an old acquaintance.

Sam and Chang recruit help to rescue Gizmo from Noggin's Evil Mogwai gang. Elle discovers that her mother is alive but facing her own magical problem.

It's the battle for Chinatown! But will Chang and Chinatown's residents ultimately choose to side with our heroes?