Her 2012 sports film "As One" was based on the true story of the 1991 world table tennis championship held in Chiba, Japan where North Korean player Ri Bun-hui and South Korean player Hyun Jung-hwa defeated the Chinese team. Bae and co-star Ha Ji-won were trained by Hyun herself, and Bae learned to play left-handed like Ri. Afterwards she made a brief appearance in the science fiction film "Doomsday Book".