Mike Fulon (Scott Adkins), known as the accident killer, is a cold-blooded killer. In terms of his profession, he is top-notch, whether it's a variety of assassination techniques or hiding from the police, his every task makes the employer happy and satisfied. But one day his beloved was involved in the world of underground killers in London and was killed by people of his own organization. And Fulong had to break his long-standing orderly and organized life and began to take revenge on those who carried it all out. The script was completed in 2020 and planned to start filming this year, but filming was delayed due to the epidemic.