Based on the novel of the same name by Antti Tuomainen, the darkly comic drama tells the story of Jaakko Kaunismaa, a successful mushroom entrepreneur. After he falls ill with mysterious symptoms, Jaakko’s world shatters when his doctor tells him someone has been slowly poisoning him. His days are numbered, but before his impending death, Jaakko decides to uncover the murderer.

During Jaakko’s hunt for the killer, people have a habit of dying or vanishing around him. Yet with the clock ticking, he feels alive for the first time in years as he faces the ultimate questions of love, life, betrayal, death – and mushrooms.