This Danish thriller is about a man who gets into a car accident with a woman and, upon visiting her at the hospital, gets mistaken for her boyfriend by her wealthy family.
The man in question is Jonas, a family guy with two cheerful children who is also going through a text-book case of mid-life crisis. So when he realizes that Julia lost her memory and that she shows interest in him, he steps into the role of her boyfriend.
Things escalate very quickly, both as Julia starts to get some of her memory back and her actual boyfriend arrives. If you like Scandinavian noirs like Headhunters, you will love this.