You've Been Pretending to Be a Dog Licker for Five Years, Are You Serious?

Introduction: Lin Xu traveled to the world of Gaowu and faced a stranger's entrustment at the beginning. He wanted to refuse, but accidentally awakened the system. As long as you accept Tuogu, take care of him for five years, and meet all his requirements unconditionally, can you have invincible cultivation and become the strongest person in the world? Lin Xu agreed! "Five years!" "Do you know how I lived these five years?" "You know what?" On the day the deadline ended, Lin Xu was invincible. The younger sister who was taken care of broke through the defense. "What do you mean?" "I just found a male best friend, why don't you lick me?"