Jul, aged 36, feels her life is over: having recently been dumped by her boyfriend and fired by her bodd, she needs to find a roommate or she'll get thrown out of her Paris apartment by her landlord! But things take an unexpected turn when, while on a taxi ride back from her sister's wedding, she finds a lost phone, complete with the most gorgeous marriage proposal text message you could ever dream of! Blown away by this declaration of love meant for another, Jul, along with her accomplices, besties Ava and Manon, decides to keep the lucky woman/rightful phone owner in the dark and embark on the adventure of a lifetime: to find, seduce and marry this perfect specimen of a man! Principles can wait!