Harem King System: My System is a pervert - Chapter 4: First Lessons

Xue Ling is a nine tailed fox who has been cultivating for thousands of years but lost all his tails in a moment of capriciousness.

[Invincible Shuangwen] The end times 200 years later.

Lin Xinghai obtained the system, ran rampant in the apocalypse, and crushed all enemies.

Rolling is cool for a while, and rolling has been cool all the time.

Ding! Gain blood power +1

Ding! Gain Genetic Optimization +1%

Ding! Gain firearms skill proficiency.

PS: The creativity comes from the spirit cage.

- Description from novelbuddy

Liu Xuefeng was a normal boy who had it all planned: get to the same university as his best friend Tianshi and win her love, spending the rest of his life with her.