Hyosung   leader of secret,cute girl,funny,great dancer and love to smile.. Lee Joon's girlfriend,really love him...

Lee Joon main dancer of MBLAQ  cool,funny,love to joke,great dancer, and jealously... Hyosung's boyfriend,love her until death

Taeyang vocalist/coreographer in BIGBANG cool,calm,seriously,romantic,playboy... love Hyosung and never let her go even he know she has Joon already

Hyuna   main rapper,main dancer in 4minute y,nice,and love to eat ... love Joon and want to take Joon from Hyosung

They date in secret,no one know except their member.. But,beacuse their an Idol.. they have to take the risk...