Who is undercover in Acts?

The Apostle Nick Cheung is undercover.

In the movie Acts, Nick Cheung was a real undercover, but Louis Koo borrowed his identity and kept in touch with the police.

Brief introduction of the apostles;

The film tells the story of the murder of Sir Kang, a senior police officer. He destroyed all the undercover data before he died. After that, the police began to restore the undercover information and planned to get in touch with the undercover again.

A Nail (), a female undercover, received the password invented by Kang Sir one day, telling A Nail that Shao Zhilang (), who sent a text message, was the undercover black they were looking for. However, with the deepening of contact, Alan (Nick Cheung), Shao Zhilang's brother, also said that he was the black man the police were looking for. The undercover contact Q Sir (Wu Zhenyu) and a nail were also confused and began to find a way.