The Perfect Prince Loves Me, the Side Character?!

Ateuma Chara no Kuse Shite, Supadari Ouji ni Chouai Sareteimasu.

After finding himself reincarnated into the world of a novel, Loneal goes to great lengths to steer clear of Prince Alec, the hero, to avoid disrupting the main storyline between Alec and the heroine, Lily. However, to Loneal's great surprise, the prince becomes infatuated with...him?! "A charming physique, such as yours, more than makes up for your lack of experience." Befor...