After being knocked in his own flat, Olivier think about the conversation he had with Lydia the day before. He decides to go and see her, convinced the young woman knows far more than she wants to tell about.
Padoue found that Emma's credit card has been used in an industrial area's ATM. He goes there with Olivier but doesn't find any evidence. They decide to research further to a hotel nearby, where they hope the nightwatchman will inform them.