End of the Magic Era - Chapter 7: Screwed

This is the story of Long Yi, who was killed because he took revenge for the girl he loved. Before he dies, a strange lightning carries his soul into a different realm. How will he live, when the first thing he noticed upon arrival is that, the man whose body he possessed is raping the country’s princess?

- Description from Novelupdates

A high-ranking officer in the Marines and a master of both Western and Chinese medicine, Feng Yu Heng is transmigrated with a duang sound to the Da Shun Dynasty.

Lugh woke up to find that he had transmigrated to a hundred million years later.

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