L'ange gardien (2014)

Normand, a retired policeman, works in a building as a night guard. One evening, he surprises Nathalie and Guylain in the middle of a robbery and, following a chase around the building, they manage to escape. Strangely, Nathalie comes to visit Normand a few weeks later, looking for refuge. An unusual relationship develops between the two and they discover that their lives are not at all what they seemed.

Unfortunately the movie L'ange gardien is not yet available on HBO Max.