Requiem for a Killer

Lucrèce, the best killer in the business, accepts a final job: eliminate an opera singer who threatens the interests of a corporation. She's hired as a contralto for a festival her target is singing in, but things don't happen as planned.

Requiem for a Killer is a 2011 thriller movie directed by Jérôme Le Gris, starring Tchéky Karyo, Clovis Cornillac, Mélanie Laurent. It holds an IMDb rating of 5.1/10 from 1,527 votes and runs 1h 31m.