Megalomaniac

Martha and Felix are the children of the Butcher of Mons, a notorious Belgian serial killer from the 1990s. While Martha lives an unstable life full of insecurities, her brother, overwhelmed by the family legacy, takes over their father's killings. Harassed and violently assaulted at work, Martha falls into madness and steps through the looking glass into the strange and terrifying world inhabited by her brother.