The Buried Tree Devil is a oNA (web) anime, produced by Qiyuan Yinghua.

About the production: the story comes from a other, there are 12 episodes of about 23 minutes and its current status is "finished".

Its main genres are adventure, mystery and supernatural, with themes such as Primarily Adult Cast, Primarily Male Cast, Outdoor Activities and Male Protagonist.

On AniList, The Buried Tree Devil has an average score of 59%, an average score, and appears on 1,673 users' lists.

After returning to Hangzhou from his past two adventures in Nansha, Wu Xie suddenly receives a call from his long-lost childhood friend Lao Yang. He talks to Wu Xie about their adventure in the hinterlands of Qinling Mountain three years ago and invites Wu Xie to explore the ancient ruins there again. During their adventure, Wu Xie and Lao Yang witness a giant taimen, a grand underground waterfall, and an unfathomable ancient sacred tree. Meanwhile Zhang Qiling, who has been elusive from the start, is secretly helping Wu Xie. (Source: Tencent Animation Youtube Channel, edited)

Official synopsis from AniList.