You Destroyed My Family. Now I'll Kill Without Mercy with Medicine and Martial Arts

Zhang Yang was born the young master of the Zhang family. His fiancée was gravely ill and needed a thousand-year-old ganoderma to stay alive. To obtain it, he willingly gave up three years of freedom on a mountain. He thought he would spend those years serving an old man hand and foot, but instead he mastered peerless medical and martial arts. When the three years were up, he couldn't wait to come down the mountain and marry the fiancée he had missed so dearly. But after giving up three years of his life, all he got in return was her betrayal! His fiancée had gotten together with his best friend, and she was pregnant! His family had also been destroyed because his best friend had betrayed them! He would have his revenge! He would help the Zhang family rise to its former heights! He also had to find out what had happened to his missing parents and who had poisoned him! He would open that mysterious door and discover just how many secrets this world was hiding!