Kaito has been burdened with a ten billion yen debt in exchange for Enter the Gold. Big Money Company's Mitsuo Zaizen and Fukuta Kanemaru, and his sister Ai Gosho are in a panic! However, Kaito declares with sunny luminance that he'll pay back the debt. Then, Nagare makes a certain proposal. "I want to have a hero battle with you."
We've got a ten billion yen 
debt on this Hero Suit...