Roshia's sister's wedding celebration takes a macabre turn… A wedding is rudely interrupted by an alien invasion, killing guests and family. Princess Roshia, having a quiet interlude in her room, is spared. She escapes from the castle and runs into the forest, where exhaustion overtakes her. Upon waking, Roshia finds herself in the world of the dragon people. She's assigned to serve the two dragon warriors, Cyton and Yerith, who rescued her from the monsters lurking in the forest. Can Roshia guard her heart from being captured by the dragons?