Rebirth: Supreme Soul Master

After being killed by a powerful nine-tailed fox monster, William finds himself transported back twenty years. At this time, he is merely an eleven-year-old boy, listless and with weak soul power. He works as a porter at a prestigious academy, serving the other disciples for a living. In this world of soul masters, William harbors many secrets unknown to others. He relentlessly cultivates and grows stronger, striving to become the strongest soul master in the world. He embarks on a long and arduous journey towards becoming a true powerhouse. Despite utilizing all the knowledge from his previous life, he still faces numerous challenges in the academy and the world. However, William will conquer them all. His goal is not only to achieve something in this world, but also to surpass his predecessors...