Original Version (Stand By You)

After Wei Ying dies by jumping off a cliff at Nightless City, Lan Zhan discovers the toddler Wen Yuan hiding in a tree trunk. Mysteriously, Wei Ying's soul ends up at Jingshi, and the only person who can see him is Wen Yuan. A-yuan, being a clever child, devises a plan to bring his Xian gege (Wei Ying) back to life.