Today is a big day for Sylvain Sabourdin: he has to meet his future father-in-law, go through a job interview and make big decisions. But while he is getting ready, a power outage prevents him from shaving completely and leaves him with a moustache: Hitler's moustache.

In the sterile setting of a powerful multinational, a ruthless corporate executive and her ambitious protégée bare their claws in a vicious battle for supremacy.