"Eyewitness") is a 2017 Taiwanese neo-noir crime thriller film,[4][5] written and directed by Cheng Wei-hao.

The film follows a journalist who unravels a series of mysteries as he investigates a long-forgotten hit-and-run accident that occurred nine years ago.

[7] Nine years ago, journalist Hsiao-chi witnessed a hit-and-run crash on a mountain road when his vehicle broke down.

In that accident which happened on a stormy night, the male driver was instantly killed, and the female passenger Hsu Ai-ting fell into a coma.

Years later, Hsiao-chi discovers that his second-hand car is connected to that accident and he begins his search for the truth behind this long forgotten case.