Les vacances d’été battent leur plein. Leslie, un jeune banlieusard désabusé, entraîne son meilleur pote Renard dans une combine foireuse à l'autre bout de l'Île de France. Sur un chantier du Grand Paris ils découvrent un mystérieux artefact, probablement d'origine extraterrestre, d'après Renard, passionné de science-fiction.

Simon and Zoé meet on Tinder. They live in the same suburban town and Zoé, wasting no time, invites him right over to her house. Simon can’t believe his luck! But once he arrives, he quickly understands that his date may prove more complicated than expected.

On a beautiful autumn day, in Montsouris Park in Paris, Jacques and Nathan are looking for interesting people to shoot their documentary. They chance upon Pierre and Martin, two odd dodos about to have an unusual experience.