Guardian Spirit? Aren't They All Beaten to Death by My Disciples?

Zhao Yu inherited the family business and opened a bookstore. He lives a leisurely life supporting Erha, who is unwanted by his ex-girlfriend. What he never expected was that the books sold in his bookstore were actually the martial arts secrets of the guardian spirits of the awakened ones in this world. What was even more unexpected was that the Erhak he raised was actually the legendary Demon King. "Boy, do you know that my guardian spirit is an old demon from Montenegro?" "He was beaten to death by my apprentice." "Did you know, I? My uncle's guardian spirit is the legendary fairy giant spirit god!" "He was beaten to death by my apprentice." "Hongjun, do you want to cause trouble for me?" Zhao Yu, who was standing behind Pangu, asked with confusion as he looked at the old man in front of him. "Don't dare. Pangu is your disciple, what else can I do? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.