M.PIRE (엠파이어) is a boygroup with six members. They had their first performance at Dream Concert, May 11th 2013. Member Kangon is seen in the Dream Concert performance, but left the group after that and T.O was added as his replacement. The group has two members (Taehee, Yooseung) of the disbanded BB.BOYS. Also M.PIRE is pronounced as ‘empire’, and it’s also a combination of the words ‘music’ and ‘vampire.’ This is to signify the need for music to continue living. Their name stands for both ‘empire’ and ‘music vampire’. Their first title track is ‘We Can't Be Friends’ which they also performed at the Dream Concert.
On October 16th 2013, new member Lumin (previously LeeU of F.CUZ) joined the boyband.