My Girlfriend Gives Me Goosebumps!

Meet Haruka Kawatsuji, a young boy who miraculously survived a fall from his apartment's balcony as a child. Unfortunately, despite his best efforts to find that same thrill in sports and horror movies, he's never quite managed to feel as alive since. However, that may all be about to change in a fateful encounter with one very eccentric girl

(Source: MANGA Plus)