MO SIU-SZE (Carman Lee) leads an ordinary married life with her husband WONG KWOK-LEUNG (Lawrence Cheng), and is often bullied by her ferocious mother-in-law WONG CHIU WING-MUI (Miu Kam Fung) for no reason. One day, coincidentally, she spots a leaflet from Cyndi Dance Studio, evoking her memories of the good old days in high school.