Shoujo Club Edition Knight of the Ribbon (1) (Osamu Tezuka Manga Collection)

Princess Sapphire must pretend to be a male prince so she can inherit the throne. With the help of Choppy, a young angel-in-training out to earn his wings, Sapphire fights crime as the Phantom Knight and foil Duke Duralumon's schemes to take over the kingdom.

Princess Sapphire must pretend to be a male prince so she can inherit the throne. With the help of Choppy, a young angel-in-training out to earn his wings, Sapphire fights crime as the Phantom Knight and foil Duke Duralumon's schemes to take over the kingdom.