The Demon Lord Likes the Hero♡

Introduction to the Work: [The Demon Lord Likes the Hero Vol. 1] Alexander, a rookie knight, was chosen as the hero. But instead of fighting the Demon Lord, his job as the hero was to serve the Demon Lord in bed...! Alexander utterly dislikes the Demon Lord, Ethan, but under the threat that the empire will turn to ashes in an instant if he displeases him, Alexander steadily shares a bed with Ethan. Then one day, annoyed and in a bad mood because of Ethan, Alexander decides to fuck Ethan until he faints and keep him away for a few days...! Will Alexander be able to safely end this relationship and be free from the Demon Lord as planned? * "Alex... Ugh, put it in now... You can use me...