Osoraku Kanojo Oreno Anikiwo Neratteru

A high school boy has completely lost faith in girls after being used multiple times—each one only pretending to like him to get closer to his handsome older brother. Fed up, he vows never to trust another girl again. But then, a beautiful classmate starts paying him unexpected attention. Is she just another girl scheming to reach his brother? Or could her feelings be real this time?