Based on the Psychic Force Playstation Game. Note: Released in Enix Supercomic Gekijoh Volume 4.

The apprentice hunter who hates being the target of attention, Eil of the village Albat. Upon becoming 15, at the Ceremony of Determination that he needs to go through to be acknowledged as an adult, he is determined to possess the ‘Talent for Megane.’ Megane? What does that even mean? But gradually, Eil discovers the countless possibilities hidden within his megane, one at a time. “I think these glasses might actually enable me to conquer the whole world. Not that I’m going to do it, though.” Thus begins the bizarre megane life of Eil, the megane young man.

Kouichi Tooba has a one-sided crush on Kaede Yoshino, a girl who's completely out of his league - and the league of everyone in his class. Kouichi has completely resigned himself to the idea that his love will never make any progress, and that she will never think of him as anything more than a classmate. But one day on his way home from school, he finds a beautiful blonde-haired girl who had collapsed on the side of the road. "I'm an elf. And since you found me, I have to grant you a wish... Even though I'd rather not." The elf's name is Dahlia, and in order for her to make Kouichi's love come to fruition so she can go back to her own world, she begins living with him in his home. She can use her magic freely to make his love progress, but in order for her to do so, Kouichi and Dahlia have to kiss... Can this uninvited elf really make Kouichi's unrequited feelings for Kaede be realized?! Thus this story of conquering love with a selfish Cheer Elf begins! Source: KADOKAWA

https://www.cmoa.jp/title/328136/