The Mystery of the Yellow Room

How could a murder take place in a locked room, which shows no sign of being entered? The novel is also about the rivalry to solve the case between a detective, Frédéric Larson, and a young investigative journalist, Joseph Rouletabille. Larson finds a suspect who is put on trial, only to have him cleared by Rouletabille, who reveals in the most dramatic fashion the identity of the real murderer.