We all know that Issei became a pervert because he met one perverted old man in the park. However, in this universe, he met a certain old troll instead of an old pervert. OOC! Issei Not my work, I just want to share this masterpiece. Created by: Writer with bad Grammar T-T. Please do read their other works. P.S I may or may not have added or remove some words due to some grammatical error.