There is a slight fold on the inside cover (please check the photos), but overall it is in a clean condition with little signs of use. For those of you who are tired of being bothered by others. "Wouldn't it be wonderful if there were a world where there wasn't a single troublesome person?" I think many people have thought that. But unfortunately, troublesome people do exist. It's not just you who is troubled; many people are struggling with how to deal with troublesome people. So, what should you do? The author, a psychiatrist and popular YouTuber, explains how to solve this problem in an easy-to-understand way. How to get along well with troublesome people, people you're not good with, and people you dislike. *Because there's also a possibility that you yourself are a troublesome person, a "self-check sheet" is also included! Published February 2022 Mental Doctor Shidow Price: ¥1400