Gesicht, a Europol detective and war veteran, is tasked with investigating the murder of Montblanc, a renowned Swiss robot and conservationist. Gesicht's inquiry uncovers a conspiracy targeting the survivors of the 39th Asian War, eight robots who fought alongside humans. As he delves deeper, he encounters the enigmatic entity known as Pluto and must navigate complex moral dilemmas, grappling with his own past and the fragile balance between humans and robots.