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His OST will be called "Miss You", set for release on July 15 at 6PM KST. The trainee will also be greeting fans through Naver's 'V Live' the same day, to talk about his OST.
The song was also made by producers ashtray and Oh Sung Hwan, who wrote 'Showtime' on 'Produce 101' season 2. You can look out for the full release of Kim Sung Ri's OST, as well as on the broadcast of 'Woman of Dignity' the same day.