Clara, a lawyer in Annecy, leads a serene but monotonous life with her husband Damien and their two children. One night, she falls under the spell of a mysterious sculptor, Stéphane. This one torrid night will have dramatic repercussions for her and her family...

It's peak season at Morzine-Avoriaz ski resort. French high mountain state police officer Constance Vivier and Swiss cop Andreas Meyer investigate the suspect death of a teenager, found freezing on a slope after an alcohol coma.