At the end of the 80s, when they were still in high school, everyone called them "the Panorama Gang." There was Arthur (the budding adventurer), Sébastien (the editor’s son), Max (the novice writer), and Neige (the photographer). After 20 years of expatriation, Neige (who is pregnant) returns to Paris, but an unforeseen event will turn the reunion with her childhood friends on its head and drag them into a dizzying adventure. When her friends begin to investigate, they are confronted by three mysteries…