The Equation of Love and Death (2008)
Original title: 李米的猜想
The Equation of Love and Death is a 2008 Chinese-language crime movie directed by Cao Baoping, with a running time of 1h 36m. It stars Zhou Xun, Deng Chao and Zhang Hanyu.
Li Mi, a Kunming cab driver who longs for the day she can be reunited with her missing boyfriend. After a case of mistaken identity, a kidnapping, and a threat of extortion, Li Mi’s dream may be on the cusp of becoming a reality.