Design a captivating comic-style coloring page, where medieval princesses, with their powers united, stand against a giant monster to safeguard their kingdom. The page should be black and white, free of grayscale, with medium detail level and simple line art. This scenario should be inviting to children aged 8-12 years, offering them a thrilling and immersive coloring journey. --ar 850:1100 --v 5.2 --style raw