The coastal fishing village girl Lila is sacrificed to the sea god by her biological father, accidentally awakening the ancient deep-sea deity Orion and conceiving his divine heir. To escape disputes, she is forced to join the royal court, surviving constant schemes in the dangerous harem. At the last moment before her execution, Orion breaks through all barriers to save her and brings her back to the Atlantis realm. Lila wins over the Queen Mother Thea with her kindness and cooking skills, finally giving birth to the divine heir and living a happy, cross-species life with Orion.