Namaiki Hierarchy
Junior's Got Attitude·生意気ヒエラルキー
A younger companion named Mikki frequently appears at the same school as Yui. The two have attended middle school, high school, and college together. Mikki displays a defiant personality, yet it appears he has affection for Yui. Yui has consistently viewed himself as better than Mikki, but eventually, Mikki's provocations push Yui to his limit.