Nishimura Hideki is a young man who once confesses to a person he thinks is a girl online, only to find out that the person is actually a boy. He keeps this story secret and swears he'll never trust a girl online again. However, one day a girl online confesses to him, and it turns out she is actually a beautiful girl named Tamaki Ako. Ako cannot tell the difference between the online world and reality, and she is a loner who has trouble communicating. Hideki and his friends from the guild decide to work together in order to help her.