Ten-year-old Liza, who has moved to the city of Rograd and is the target of peer violence at school, finds a book that teaches her how to become a superhero. As the "red mask", he must face a ruthless crime boss who wants to destroy the city and his fears, and at the same time realize that true heroism lies in compassion and courage.
Desetletna Liza, ki se je preselila v mesto Rožengrad in je v šoli tarča vrstniškega nasilja, najde knjigo, ki jo nauči, kako postati superjunakinja. Kot »Rdeča maska« se mora soočiti z neusmiljenim kriminalnim šefom, ki hoče uničiti mesto ter svojimi strahovi in hkrati spoznati, da se pravo junaštvo skriva v sočutju in pogumu.