When Hiroya Matsumoto joined the Right Trading Company, he never thought he'd be anything more than a regular employee. But as it goes, he became the fifth member of a superhero team called the Shinesman. The Shinesman's mission is to defend the Earth against enemies from the Planet Voice. But amidst all this, Hiroya also has to look after his little brother, make a living, and do his superhero jobs clad in lame suits and equipped with equally lame weapons such as business cards! Can the Shinesman succeed in the face of utter comedy... I mean... terror?!