After Dressing up as the Fake Prince of the Hou Family, I Became Famous Through My Metaphysics.

Yin Mu's head buzzed, and countless memory fragments that did not belong to him poured in like a movie. Yin Mu, the eldest son of the Zhenguo Hou Mansion, was eighteen years old. Oh my god, a secret letter from the border gate broke everything. He was not a biological child of the Hou family at all, but a bastard who was mistakenly adopted eighteen years ago. The real prince of the Hou family had been sent to the border gate long ago, and was now being picked up by someone sent by the Marquis.