[talk] Rise, who participated in the OST song for "The Grand Prince's Wife"

The upcoming 21st Century Grand Military Wife starring IU and Byun Woo-suk
The OST lineup for *The Grand Princess of the 21st Century* has been revealed through a poster photo, and our group RISE is on the list!!!
The news of an OST release sung by Rise... I'm already looking forward to a treat for my ears 🎧