Reincarnated as the Demon King's Son - Chapter 660 Celestial Schemata

[Infinite Regression Genre] In any fantasy novel, regression is a guaranteed cheat key!What if it’s the ability of [Infinite Regression]?There’d be no need to worry about any bad endings. After all, the protagonist would eventually reach a happy ending.“Cheat key, my foot.”I tried it myself just to find out otherwise.The myths of regressors’ success depicted in all those novels are actually fake…It was all just vile propaganda!“This run is doomed too.”This is not a story of success; it’s a tale on the aftermath of failures.Thus begins the heartfelt documentary of a man with 1183 runs of experience!

Ascension of the Hollow Star

The system asked: “What happened to the slag man?”
Bei Yu Tang answered: “Destroyed.”
The system asked again: “What happened to the boss?”
Bei Yu Tang immediately ran away!
Whether abuse of slag male or white lotus, she, Bei Yu Tang is very skilled.
But regarding abusing the boss, forget it!
Big BOSS’s fighting power is too strong, for small shrimp like her, it is still the best policy.
She did not want to destroy the boss, but was destroyed by the boss.
BOSS lord: “Wife, who do you want to destroy, let your husband do it.”
Bei Yu Tang excitedly replied: “System monarch.”
System: (face filled with tears and dead … …)
[Story of pampering, 1v1, Straightforward story, Easy and humorous]

- Description from 69shu translation

After 2000 years has passed, the ruthless demon lord has just been reincarnated! But his aptitude at an academy for nurturing candidates for demon lords is, “Inept”!?