Uncle Jiu: the Strongest Vajra Finger, Ren Tingting Is Having Fun

[Uncle Nine, zombies, tomb robbers, no system, upgrade, become stronger] Li Feng traveled through the zombie world and became a disciple of Uncle Jiu. Although he did not have a powerful system by his side, he relied on his own training to become Uncle Jiu's disciple. Kill the monsters and become stiff, and become stronger step by step. After practicing the strongest Vajra Finger, Ren Tingting is happy