Two Souls in One Body? I Just Want to Tear His Mouth Apart!

In the early stage, you will be a master of martial arts, and in the later stage, you will become an immortal! Thirty thousand years ago, the Heavenly Emperor Lu Changkong and the Demon Lord Jin died together. Later it was discovered that their deaths were framed. Thirty thousand years later, their souls were bound and reborn in a person named Shen Che. From then on, the two shared the same body. Demon Lord Jin couldn't stand Lu Changkong's hypocrisy, and Heavenly Emperor Lu Changkong couldn't stand Jhin's looseness. The two quarreled every day, but they worked together to deal with the enemy at critical moments. "Hey, the Emperor of Heaven is my brother, how can I be a bad person?" "Haha, the Demon Lord is my brother, how can I be a good person?" In this life, what kind of sparks will they collide with?