A wheelchair-using woman is strangled and her son, Eddy, is arrested. When his alibi falls apart, the police are satisfied that he is guilty. Only Geraldine doubts whether Eddy is cunning enough to kill his mother and cover his tracks so successfully.
The situation becomes more complicated when the girlfriend Eddy claims he was with at the time of the murder denies having met him. Shortly after the girl thinks she is being stalked, her dead body is discovered outside Eddy's house.
As the body count grows, the investigation team become confused, putting Geraldine under almost unbearable pressure.