Victor (played by Bill Nighy) is a professional killer. Despite his age, he still has outstanding agility and ability, and is the top killer in this industry. The characteristics and requirements of his profession make him live a single life, restrained and self-disciplined, but also monotonous and rigid. Like other mothers, Victor's mother has been urging marriage, but her purpose is just to let him It can be passed on to the next generation, because this family is a killer as a profession, and she wants her son to pass on the good genes. Victor finally met his true love, but his true love was the target of his hunting. Once, the gang boss Ferguson (played by Rupert Everett) hired him to kill the man who made a fortune in forging famous paintings. Rose (Emily Blunt), a swindler of the swindler Rose (played by Emily Blunt), Rose's beauty and enthusiasm made Victor fall into it. Not only did he not kill Rose, but he took on the important task of protecting her. When Victor and Rose fled together, they also accepted an apprentice Tony (played by Rupert Grint). Ferguson became angry when he learned of Victor's situation, and continued to send killers to hunt Rose, along with Victor's master and apprentice were also killed together, and a killing was inevitable