In a post-nuclear, oxygen-ridden future, humble cleaner Juliette has her loyalties tested when she falls for Adam, a captive merman whose gills are mankind's last hope for survival.
When the temperamental Sylvie (17) is told that she has to give up her child when it’s born, she decides to escape the youth institution where she’s placed. In her eyes it’s the only solution to prevent that her child will have the same institutionalized youth as she endured.