How far can a mother go to have her son exonerated? Catherine Godin and Benoît Inglis are questioned by detectives from the independent investigations Office about events that took place over the past 15 years. Catherine tries her best to exonerate her son, incarcerated for a murder he claims not to have committed. Meanwhile, Benoît “Bing” Inglis, a detective in the Major Crimes Unit who has always been in love with Catherine, seems to be protecting someone close to him who was involved in the whole affair.