[The update of this article is temporarily suspended. It may be updated later, so there should be no pitfalls]
(Looking back, I really like this article. I will try to finish it if I have the chance)
An adventure story about a novice system that accidentally binds to a non-human host and finally sneaks into a supernatural world (bushi?)
Expelled with great difficulty ×
Accidentally became a ghost king//▽//
High-tech products are difficult to function ×
Technological cultivation of immortality moves towards a new era//▽//
Purpose: Cultivation of immortality through science and technology