After several years in prison, Anders is finally released. His sister Mia is looking forward for them to reconnect and rediscover their close bond. However, the past is not easy to escape and the two sibling's brutal childhood still haunts them both. Anders quickly falls back into his old destructive habits, while Mia soon discovers a much more sinister side of herself and the people around her

Monstrosity is a Danish horror film by Kasper Juhl and Rose Milling. A Danish tribute to Fred Vogel's "August Underground".