Martial Universe: Starting with Lin Langtian, who crippled Lin Dong's father.

[No system] + [Not a dark villain]
Reborn as a martial arts master, his soul transmigrates into Lin Langtian's body.
There are still eight years until the story begins.
The villain?
No! Please call me the protagonist.
Ancestral Stone, Ancestral Symbol, and Lin Dong's many other opportunities.
Lin Langtian declared: They're all mine!
Of course, there's also Ling Qingzhu.
Later, when they are strong enough, they will go to the vast world.
[Everyone in the cast is intelligent; there won't be any mindless villains.]
The author is a detail-oriented person; the settings have been discussed in detail.
[Also, no harem! No harem! No harem! I'm saying it three times because it's important.]