Amidst a wyvern-battling expedition, esteemed adventurer Kaiser Clyde witnesses an ancient dragon's destructive awakening. After the dragon ravages a village, Kaiser discovers three orphaned babies in the ruins. Taking on the role of their guardian, he names them Elsa, Anna, and Meryl, raising them with unwavering care and affection. Over time, the girls, each excelling in swordplay, leadership, and magic, showcase their remarkable skills. Despite their diverse strengths, a common thread ties them together— an immense, almost unworldly love for their adoptive father, Kaiser.