Meet Marble, a teenage girl known by all on the streets of Hong Kong as an arcade game wizard. Teamed up with her girl gang of four, Marble gets into many tight situations for the sake of her gangster boyfriend, One.

Nozzle, Pepper, Cocky and Mistress are a troublemaking girl gang in Tsim Sha Tsui. Local rascal Prince falls for Nozzle and often helps the girls out of trouble, clashing with local punks. When Nozzle ignores him, he turns to Pepper. The punks frame Prince for drug trafficking, and the girls must team up to clear his name.