On July 27, 2018, 28-year-old Johan Fallqvist decides to make his morbid fantasy come true - to stab a woman to death.

When a black-clad young man armed with a sword appears at the school in Trollhättan, people think it's a joke. Anton is a previously unpunished 19-year-old who suddenly commits a brutal mass murder.

Jimmie Andersson was 22 years old and previously unpunished when he murdered a 73-year-old woman. The time before the murder he had become isolated and the thoughts of murder had begun to occupy more and more of his time.