Lost in Time (Chinese: 忘不了) is a 2003 Hong Kong drama film directed by Derek Yee and starring Cecilia Cheung, Lau Ching-Wan and Louis Koo.

Siu Wai is a young woman whose fiancé has been killed in an accident.

As Siu Wai struggles in the cutthroat business, she is befriended by Dai Fai, another minibus driver who was at the scene of her fiancé's accident.

Dai Fai takes pity on her plight and he regularly assists Siu Wai, from taking care of Lok Lok to teaching her the ropes of minibus driving.

Composer: Peter Kam Lyricist: Chan Fai Young Singer: Cecilia Cheung