MTL - Fantasy: My Skills Can Be Upgraded Infinitely - Chapter 52 The murderer is Wu Mingxuan

Government intelligence agencies realized that Konrad, the world’s number one wife robber, was endowed with a supreme weapon allowing him to turn the purest of maidens into hungry beasts: The Golden Rod!

This is the story of a modern sailor who was accidentally reborn as a soldier of the Brazilian Expeditionary Force, and finally became the largest plutocratic family in Brazil by virtue of his foresight.

- Description from novelbuddy

Mo Yan was an illegitimate child of a rich family and was arranged by her mother to take the place of her sister in marriage to a poor man in order to fulfill the marriage contract set by the previous generation, allowing the Mo family to get their hands on that substantial dowry.