[Comprehensive] I Use Tennis to Save the World

[Resume updates in mid-June] A certain white-haired fraudster from Rikai University traveled through time and entered the examination room of the hunter exam. Looking at the contestants showing off their talents in the examination room The fraudster has a bit of a stomach ache. It's unfair for you to treat an 18th-tier male supporting actor from a youth campus comic like this! It was not until later that he learned the correct way to play tennis Yes! Tennis! That's what it's for killing people! (Fog) Our aim is: to implement the essence of killer tennis to the end! (Bushi