The Terminally Ill Monster's Guide

※This work contains provocative themes, including pregnancy by non-human entities, body modification, and hardcore content in the latter half. Please keep this in mind before reading.※ Yoon Saya, who passed the Guide exam at the top of his class to find his missing stepbrother, is assigned to a mysterious man imprisoned in a cell. On the verge of a rampage, the man is Dean, a Special Grade Esper who was previously handled by Saya's brother. “Hello, Dean. You're Dean, right?” “Yes, Guide. It’s me. I’ve been waiting for you here.” Dean, who is blindly loyal to the City, is absolutely obedient to his Guide, and Saya plans to use him as bait to find his stepbrother. “What was that just now?...