A border town in the south of Switzerland is the backdrop for the most important summer in 15-year old Samuel’s young life. He is introverted, a loner and communicates through the world of comic drawings. Determined to overcome the doubts and memories that have long plagued him, he hires a former private detective. With him, he embarks on a daring adventure that will lead him to discover a painful family truth.

Siblings Petra and Jure want to re-purpose their old lakeside house. To raise money for such a venture, they get involved in the search for a lost dog, hoping to get a substantial financial reward. They cross paths with the ruthless entrepreneur Nicola. When their plan turns sour, Christmas turns into a nightmare riddled with slaps and plot twists.