The First Sword After Being Released from Prison, Kill the Green Tea Bitch First

Five years ago, Qin Wu took the blame for his elder brother and was imprisoned. In prison, he acquired a heaven-defying inheritance and excelled in both medicine and martial arts. Five years later, Qin Wu returned from prison. His sister-in-law personally greeted him, but she dragged him to the hotel and witnessed the adultery between his elder brother and his fiancée... Qin Wu: Sister-in-law, what should I do with this couple? Sister-in-law: I want your eldest brother to feel inferior after hearing this! Qin Wu's eyes lit up, this deal is not a loss!