The Great Mage Returns After 4000 Years (Web Novel KR) - Vol 2 Chapter 423

Surgeon Guan Ryo Is reborn in Naruto’s world! Enjoy his trip as he uses his knowledge of the story to find his path in this troubled world and eventually stand at the top of Konoha!

- Description from Novelupdates

Adam Quinn, a 26-year-old US Army ranger, was on his way back from his sixth tour of combat when his plane was ripped apart in a violent storm. Waking up in a new, strange world with a system call the conqueror system.Will Adam choose the path of war or the path of diplomacy?

He became a teacher at the best magic academy in the empire.
….For being mistaken for someone else.

Ruan Yōu became a brainless cannon fodder in the Mary Sue entertainment novel, with fair skin, a beautiful face, and long legs. She was criticized by fans as “trying to climb up” after looking at the top male lead too much, and the female lead took the opportunity to suppress her, causing her career to plummet.

Ruan Yōu accepted her fate and decided to retire from the industry to study finance and live a laid-back life as a salted fish.

However, her billionaire parents and CEO brother came knocking on her door, their eyes filled with guilt.

Ruan Yōu: ?!

Retiring forty years early and living a life reclining on the couch as a rich woman has just arrived!

**

Fu Jiazhan had known since he was a child that the little princess who had been betrothed to him had gone missing.

Mrs. Ruan spent her days in tears, holding his hand and choking out, “If Yōuyōu hadn’t gone missing, you and she would be about the same age, and you could have grown up together and taken care of her.”

Fu Jiazhan remembered those words, and when Yōuyōu returned to the wealthy family, he prepared to take care of her as her fiancé. But his future mother-in-law found three rivals for him.

- Description from Novelupdates