Fairy, Please Behave. I Only Want to Raise Your Affection for Me

Harem + second-generation immortal + invincible protagonist + mindless feel-good power fantasy He Ziyan transmigrates as the only legitimate son of the largest family in the entire cultivation world, with a status beyond compare. The only problem is that everyone knows he can’t cultivate. Though he’s a useless, arrogant young master with nothing to worry about, He Ziyan still wants to make something of himself. Then one day, the System arrives. But... he has to raise the fairies’ favorability to unlock his spiritual root. Fairies, please spare me! I just want to raise your favorability!