The millennium dragon-shark Shen Hua possesses the dual bloodline of a dragon-shark. After being betrayed, she accidentally travels to another world and is bought at a high price by the ink-colored phoenix Feng Yushang. Feng Yushang carries a world-destroying killing weapon cursed with a hex, possessing a cold and paranoid temperament, yet he falls in love with Shen Hua. Yearning for freedom, Shen Hua refuses to be bound. After unexpectedly becoming pregnant with twins, she takes the dragon ring and seizes the chance to escape, hiding deep in the ocean. Seven years later, she changes her identity and returns to the imperial capital to search for the lost dragon ball. Reunited amid mounting misunderstandings, the two must also jointly confront their arch-enemy Li Yuege. Unraveling past emotional knots, they join hands to eradicate their foes, with the dragon and phoenix staying together to welcome a stable and fulfilling ending with their two little cubs.