The Protagonist Treats Me as His Little Brother and Steals His House.

Qin Yu was reborn in the world of Shuangwen and became a cannon fodder supporting actor. As the young master of the top aristocratic family in Kyushu, his grandfather is one of the four great masters in Kyushu. With such an invincible identity, he actually acts as the protagonist's little brother, and is about to die. It can be said that his existence is to serve the protagonist and promote the plot. Qin Yu couldn't accept all this. Qin Yu awakens the villain system, and discovers that the hero's home... From then on, everything goes wrong for the protagonist, his childhood sweetheart becomes a stranger to him, and even his own mother starts to treat him coldly.