18+ Dappou Tamer no Nariagari Boukentan: S-Rank Bishoujo Boukensha ga Ore no Juuma ni Natteimasu the Comic

D-rank beast-tamer Lint takes all the worst jobs just trying to scrape by and survive–but all that changes for the better when a hot S-rank catgirl named Birena begs him to tame her! Birena believes submitting to Lint will help her evolve into an even more amazing warrior–is she right? Is she horny? Is she...both??

(Source: Seven Seas Entertainment)