Denpateki Na Kanojo (www-readlightnovel-me)

The story centers on a belligerent delinquent named Jū Jūzawa and a strange girl named Ame Ochibana who suddenly vows complete loyalty to him. “Denpa teki na Kanojo” or literally, “electromagnetic girlfriend,” refers to the denpa-kei sub-genre of stories imply that bizarre behaviors are caused by electromagnetic waves.