Snake demon Serena saves Divine Lord Lionel, injured as a small snake. Serena becomes pregnant and leaves. Lionel searches the Three Realms, brings the Snake Clan. Serena hides as a maid, but Lionel sees through her identity and approaches her. From misunderstanding to falling in love, they quell the rebellion across the Three Realms. Lionel marries Serena, and the family of four is reunited.
