After saving an infant of royal blood, knight Brancaleone forms a new army and sets out to return the baby to his father: a prince fighting in the Crusades.
When Italy surrenders to the Allies, part of the Italian army is dispersed and soldiers begin to return to their homes.
After the death of their grandfather, two sisters inherit their family castle, which is said to be haunted by the Red Queen, whom legend says claims seven lives every hundred years. When a mysterious woman in a red cloak starts targeting their circle of friends, the sisters begin to suspect there might be some truth to the legend.
