The King of The Worlds - Volume 2: Chapter 120 - Too Old

The day she transmigrated it, she was already the wife of two men. She later became the Queen of the country. Her life has been cherished by seven men.

- Description from Novelupdates

Betrayed and left for dead, a soldier awakens in a world of knights and magic—but only one path is open to him.Hayden was once an elite soldier whose abilities were enhanced by the Ocularis Lens, a highly advanced mechanical eye technology.In this world that was filled with danger, Aura—a sacred energy that enhances the body and infuses weapons—is the mark of a true Knight, while magic is wielded by those born with the gift of sensing Mana.Hayden, however, is no mage. He doesn't have the ability to sense Mana, leaving him with only one option in order to survive: to become a Knight starting from a Knight's Academy!

Qiao Shao, who worked hard to stay up all night and study, was first in class — if you count from the bottom.