MTL - Tempered Immortal - v5 Chapter 4176 Wonderful book

Li Yubing and Tang Xue were deskmates throughout the whole six years of primary school. After being plagued by Tang Xue for the entirety of this period, Li Yubing saw his chance and broke free with his secondary school selection. With no contact for yet another six years, who knew that Tang Xue and Li Yubing would one day meet again in university…

- Description from Novelupdates

--Warning: This story contains graphic scenes of violence and bloodshed. No one under 18 is allowed---To not get confused by the end chapters, read Fallen Chronicles first----0---Have you ever pondered the mechanisms behind the Demon King's power system? Wondered how they attain such strength at the game's outset, or why they seem to advance in levels more swiftly and efficiently than the heroes?Well... this is what our MC will discover very soon.---0---

Elena, who spent her entire life as a cold-blooded female knight to avenge her family, ended up dying without claiming her revenge. When she opened her eyes she found that she went back into the past. By day she was a lady in a dress, and at night she carried a sword to change history and prevent her family’s destruction.

She was reborn in the 1970s, when there were no mobile phones or TVs, people lived in poverty and marriages were arranged by families. He, the wealthy and powerful head of the regiment, who governed the local army, helped her join the army so that her family would no longer be bullied and could live a good life. And Suddenly, he proposed marraiage to her...