In search of her origins on Réunion Island, Laura is confronted with the mysterious silence of the authorities. Her encounter with Célian, a nocturnal and committed artist, will lead us to Marie, haunted by her own ghosts. In the heart of the island, Laura, Célian, and Marie piece together the threads of a state scandal.

Johannes, a doctor of physics, travels with his doctoral supervisor to a scientific congress in the Alps. A series of mysterious incidents occur on site. He meets Karin, a mysterious jazz pianist who seems to know more about him than she can know. Suddenly, mysterious deaths begin to pile up and Johannes tries to uncover the secret under the mountain.