Tell No-one (2006)

The movie that started this blog, Guillaume Canet's beautfiul movie about a man, Alex, who loses his wife, Margot, in a 'suspicious' death. Eight years later, his wife's death comes back to haunt him. Bodies appear in is back garden and emails and videos appear if his wife asking Alex to, 'tell no-one'. Know the film?
Well, what happens at the end is, Alex has a showdown with his Margot's father who unravels the whole mystery. A boy from a childrens trust came to ask Margot for help. This boy was molested by Phillippe Neuville. Margot and her father tried to lure Phillippe into a confession. Phillippe confessed, but beat Margot in anger. Margot's father who was waiting outside, killed Phillippe in fury. 
Phillippe's father became curious and started digging into his son's death, prompting Margot to declare she had incriminating evidence aganst Phillippe. Phillippe's father planned to kill Margot, but on the night, Margot's father came to her rescue by killing the henchman and staging her death. Margot's father sent her away to Spain and told Alex that she was dead.
At the end of the whole story reveal, Margot's father kills himself and leaves Alex with the truth.
Alex returns to the scene of Margot's 'death' at Lake Charmaine, and the film ends with Margot appearing behind him and them embracing.