Delphine passes herself off as her boss's lover.

Chloé, Léonie and Pénélope, three friends who have not set eyes on each other for many years, are reunited in a notary’s office. It appears that Chloé’s aunt, with whom they used to spend their summer holidays, has died and bequeathed them her house in the country. The three young women agree to spend the weekend at the house, to clear it out so that they can sell it. As soon as they arrive at the house, old memories come flooding back. It is the beginning of a very long weekend...

Juliette Lagouche, eagerly expecting a long-awaited parcel, sees her day turn into a series of comic adventures as unexpected obstacles stand between her and her delivery, making the wait increasingly bitter.