Rival-ten no Onna ni Kyoumi Nanka nee yo

Synopsis

"Me? Fall for a girl from a rival store? No way! …Wait, why is she so cute?!" A hardworking employee at an electronics store finds himself unexpectedly falling for a girl from a competing shop. As a team leader, he tries to play it cool, insisting to his coworkers, "I’m not interested in someone from the competition!"—but deep down, he’s struggling to hide his growing feelings. A hopelessly awkward guy in love × a ridiculously serious girl—this is their messy, forbidden(?) romance!(Source: Pixiv Comic, translated)