Synopsis：In the kingdom of Solis, locked in an endless winter, only the marriage between a princess of pure royal blood and the dark dragon can restore the warmth of the sun. Princess Diana grows up happily with her three brothers, until Lorelei arrives. Stealing a dragon scale, Lorelei poses as the chosen bride and steals all the love and status that should have been Diana’s. Blinded by lies, her brothers cast Diana out and even offer her as a sacrifice to slay the dragon. When the dragon takes Diana away and the truth is finally revealed, it is already far too late…