La femme sucrée (2008)

Nerina and Gerda are two hit(wo)men who have their very own ways of killing. Herr Kremser is one of their customers who wants to get rid of his sister after finding out that she stole his winning lottery ticket. Mrs. Kremser now lives a bold, lavish life. When Nerina and Gerda finally knock her over, Mr. Kremser finds out what the secret to their success is. The two ladies fill up their victims with sugar, to ensure that they will never breathe again.