There were three protagonists of the literary hero wild dog: 1 Go Nagai: The male protagonist of this work is an ordinary high school student who is also an outstanding one. 2 Sakai Ruiko: The female lead of this work is a high school student with mental disorder and an excellent artist. [3000 Anti-Tian Airu (Chihiro Chiantida): One of the female protagonists of this work is an ordinary university student who is also a famous writer.]