Kei (Simon Yam) is the experienced leader of a group of pocket pickers-- additionally called "Sparrows" in HK vernacular. He enjoys a carefree way of living taking pictures. Eventually a dashing elegance, Chun-Lei (Kelly Lin), instantly appears in Kei's viewfinder. Kei is enthralled. But behind Chun-Lei's eye-catching facade lies a mysterious past and also a goal to set herself cost-free.