Izuku and Katsuki end up bumping into each other while one was in Heat and one was in Rut. One thing leads to another and the next thing they know is their laid together in Izuku's bed, naked. That mistake will effect their lives... Forever... ❗️Contains❗️ - Possibly Triggering Subjects (R@pe, child loss, mentions of $uicide) - Smut - Mpreg - Swearing - Manga Spoilers?