Onimai X Y/n

I swear I've waited years for this and it still doesn't exist-

Welcome! The first Onii-chan Wa Oshimai Or Onimai or Im now your sister or- THERES TO MANY NAMES FOR THIS SERIES! Anyways... This is a Momiji Hozuki X Male Reader book... Cus no one has made it... so enjoy. (a-actually, there's probably another book out there, and I just can't find i-)