On the road to her family vacation, Olivia, a 10-year old girl hooked on her phone and social media, is abandoned by her parents in a highway service area. Alone with her plushie, he tries to get her off her phone to play, but things take an unexpected turn!

Avril is a novice in a convent of "Baptistine" sisters, a monastic order which was officially dissolved by the end of the nineteenth century but that is kept alive by Mère Marie Joseph, the sadistic superior. While Avril is on retreat, locked in for a fortnight in a chapel prior to taking her vows, Soeur Bernadette, a sympathetic sister, discloses a secret to her: she has a twin brother...