Nekura to Hiria ga Deau Toki

The distance between them is two bookshelves. This is a back-to-back love comedy. Sakura is reputed to be the best looking boy in school, and Saionji is a beautiful girl who is reputed to be the reincarnation of an angel. Despite their appearance, they both have shy personalities. One day, they go to the library to take a break and start interacting with each other without knowing each other's faces. (Source: Fantasia Bunko, translated) Note: Chapter count includes a prologue, an epilogue and an after story.