King of Internet: Teaching Disciples Will Give You the Ultimate Return

The brother who accidentally traveled through time and became Yukimura Seiichi? An all-around genius, but can't play tennis? It doesn't matter, the ultimate system of apprenticeship and return will help you fly. "Jingshi, that's not how you use your sense deprivation~" [Return to the extreme, five-sense deprivation is upgraded to eight-sense control! "Xiao Sanada, your speed is too slow!" [Return to the extreme, its wind-like speed is promoted to the Hell Wind of Troubles] "Tezuka..."