This is the story of Harry, a guy with a disastrous love life who stumbles upon a mysterious book that describes what he should say to his crush. However, before he can finish reading it, the book will teach him a lesson he’ll never forget.

Young forester Jana Doussière takes up a short-term position at the Grunewald forestry office. Coming from a wild forest in the Vosges, the solitude-loving Jana, who tends to struggle with people, encounters the big city forest and its "Berlin peculiarities". In addition to naked men, demonstrating wild boar fans and committed conservationists, the new forest warden is also confronted with sofas in trees, a mysterious city hunter and forest warden Robin, who hasn't exactly been waiting for her. And even her best friend Aylin, who brought her here, doesn't seem to have told her everything about the new job...