William Foster (Keanu Reeves), a biochemical scientist working for a biotechnology company, has long been committed to the research of cloning technology. Although there are many difficulties on the road of scientific research, he seems to be only one step away from the final success. Who knows that at the critical moment, a car accident destroyed his happy life. In the car accident, his wife Mona (Alice Eve) and three lovely children died, which made William miserable. However, the scientist's instinct prompted him to calm down quickly. He found his work partner Ed Whittle (Thomas Middleditch) to help and decided to use his research to "resurrect" his family. Love makes people crazy and makes people fight against the whole world at all costs...