After Transferring to the World of Mortals, Something Happened to Master Xianzi.

[Master + multiple female protagonists + no system + world of mortals + decisive killing + upgrade flow] In his previous life, Xiao Chen practiced the ruthless way and cut off all cause and effect. In this life, he was reborn and returned to a thousand years ago. Facing his master Bai Qingxue who scolded him, he took him into his arms and determined to make up for his mistakes. Holding his sword, he swore, "In this life, I will not cultivate my love for the Supreme Being, but only realize my true heart in this world of mortals!" Even if I live in this mortal world for three thousand eons, I, Xiao Chen, will still go against the will of heaven! Without the restraint of the ruthless way, Xiao Chen's hidden feelings for his master slowly and unknowingly grew. Looking at the delicate peach lips as close as petals, he unconsciously leaned down. "Chen... What is Chen'er doing?!" "He... Why does he want to be his teacher?!"