Jiang Suining, a naive and kind-hearted little demon of the snake clan, saves an injured silvery-white small snake in the mountains, unaware that it is Jiyun, an ancient divine dragon who fell to the mortal realm. After spending time together, she conceives a pair of dragon cubs. Fearing that the gap between the immortal and demon races would bring trouble, she can only secretly raise the young cubs. After the whole family goes to the Dragon Palace, misunderstandings arise constantly, and they get entangled in the Three Realms disputes created by the phoenix and fox clans. At the critical moment, Jiang Suining desperately protects her children, while Jiyun puts down his arrogance to protect his family and quell the war. Leaving aside ethnic barriers, the two embrace each other and achieve mutual redemption, full of positive energy of kind hearts and brave family protection.