An 18-year-old skater boy, Cheng Fei, discovers his half-sister, He Sheng, whom he never knew, and gradually unravels a family secret that has been hidden for years.
Overview：An 18-year-old skater boy, Cheng Fei, discovers his half-sister, He Sheng, whom he never knew, and gradually unravels a family secret that has been hidden for years.
