M.PEROR is a six member male idol group signed to FM Entertainment. The members were chosen through a rigorous survival program and have spent years in training. In October 2011, they released their debut single “Who Do You Think You Are?” that was created by famous producer J–rod. Though the boys have not offically debuted on a music show, they have performed on various small stages around Korea and have gained quite a fanbase in the year 2011. M.PEROR has expressed their dream of emulating legendary idol group Shinwa. Through the survival training, the members became incredibly close with one another, and want to stay together as six members as Shinwa has for years.