A rival appears for Big Money Company! Lead by Hana Akinai, their name is "Money-grubbing Corporation." Hana has cultivated the girl's "Detention Club," where they study with their clients into a huge success. Since Kaito hates to lose this gets his competitive streak all fired up. He starts the "Big Money Detention Club," but...
So you're saying there's something 
going on behind the scenes.