Part 1. I Hate Him

Yabu Kota and Yamada Ryosuke was a stepbrothers and they didn't get along well. They used to live at the overseas and now both were send back to Japan by their parent/stepparent. Accompanied by their families confidant Nakajima Yuto.

Okamoto Keito has his own travel agency but not just an ordinary agency, it's a special one and he work as a manager also a tour guide. He's the one who will help Kota and Ryosuke to fixed the brotherhood's problem. But of course, he won't do it all alone without a help from his workers.