Seal of Love.

Fu Sheng rescues the demon Jing Yuan from immortal disciples and takes him as her apprentice. In the demon realm, Immortal Lord Qing Chen is drawn to Fu Sheng's resemblance to a legendary figure from a thousand years ago. Amid betrayals and looming dangers, Fu Sheng and Jing Yuan face a life-altering tribulation. Reincarnated in the mortal world, they must rediscover their bond and confront the challenges of their new lives.