Traveling Back to the Comic Book Life

What will happen when a boy who has forgotten his feelings travels back in time to a comic book? Kasumigaoka Shiha: You're so cold, my junior, even though there were so many people there last night~ Rias: Why don't you want to be someone's dependent? ╯^╰The five Nakano sisters: It's really a piece of wood╯^╰Rin: You are the most powerful magician I have ever seen. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.