JOO is now home with Nell, Infinite and Lovelyz.
According to the insiders in the music industry on April 7th, JOO has signed an exclusive contract with Woollim Entertainment following the end of her contract with JYP Entertainment earlier in January.
JOO became a trainee under JYP Entertainment after her appearance on SBS's 'Superstar Survival' in 2006 and later made her debut in 2008. She made her comeback with a mini album in 2011 and also released a duet single with Super Junior's Leeteuk in the same year. Up until now, she hasn't come out with any new song but rather be active as a musical actress.