Issei accidentally activated another artifact hidden in his body, System Lord. With the help of the system, Issei punched the Demon King and kicked the gods, and recruited all kinds of beautiful girls. Akeno, Rias, Koneko... You all can't run away. I am the man who inspires me to become the harem king!
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.
Doesn't the author know how to write novels?