Most people don't choose reincarnation. Reincarnation finds their way to them. Perhaps they did something great in their life. Or maybe truck-sama wasn't looking where it was going. But without fail, those who reincarnate are destined for something great. A new life where everything changes for the better. But... Reincarnation isn't always the greatest thing. Sometimes you just draw the short end of the stick. Di Tou just happens to have drawn the shortest stick. Pulled out of his life randomly. Taken by a crazy old eccentric man not as a disciple, but as a body double?! And a janitor body double no less?! Grasping a system to find... It's a JANITOR SYSTEM!? Truly, how unlucky can one get?
After all, his aspirations were noble and focused on education, which was a facet of knowledge. Beyond that, although the Selfless Pavilion dared to poach and take in anyone under the Heavens, it was always under the condition that both parties were willing. If the old elder of your sect decided he wanted to move, who could stop him!? This, however, was different from a young and rising star leaving of their own accord. One was respecting the wishes of those who were about to retire and had already contributed greatly, and the other was a upstart who didn't know how to appreciate the hand that raised them and fed them…