Vincent Mercer is a young detective working under experienced Major Crimes detective Daniel Graves. Intelligent and observant but still inexperienced, Vincent gradually learns how to investigate by working alongside Graves, who rarely gives him direct answers.Across several cases, Vincent slowly becomes more capable. He makes mistakes, reaches incomplete conclusions, and learns from each one. By his final case alongside Graves, Vincent has developed enough skill to solve almost everything himself.Then he receives his first official solo case.Can Vincent solve the case on his own? Read on to find out.