Immortal Emperor Reborn as Taoist Ancestor

When the Immortal Emperor Lu Fan was going through the Nine-Nine Heavenly Tribulation, he was stabbed in the back by his most trusted sworn brother, and both body and spirit were destroyed. On the verge of death, a rift in time and space pulled him back three thousand years ago - the summer before everything had begun. In his previous life, he was an illegitimate son who was kicked out of his family, the laughingstock of the whole school, and he died in hatred. In this life, he returned with complete memories of the Immortal Emperor. I wanted to practice in a low profile and find out the truth, but I found out—— He was not the only one who was reborn. What's worse is that his Immortal Emperor cultivation level only has a remnant soul left, and he can't even build a foundation. The only thing he could rely on was the Immortal Emperor-level skills that could be called plug-ins and his experience in refining weapons and alchemy. As a result, the teachers and students of Jiangcheng No. 1 Middle School saw a strange sight: the "waste Lu Fan" who was ranked last in the grade suddenly began to accurately control his scores - only one point more than the first place in each exam. Everyone thought he was lucky until the provincial college entrance examination champion award ceremony...