It all starts like in a fairy tale... Once upon a time there lived a thirteen-year-old brave girl, Charlotte, who considered herself a tomboy, an explorer of unknown territories, a young detective and a fighter for justice, and she had a bicycle - a stallion named Speedy and an invisible friend Herman. And then one day this “trinity” meets two teenage hooligans on a deserted road and then the fairy tale becomes very dark, bloody and exclusively for adults...