It was revealed that Park Bo Young sang an OST for "Blood Boiling Youth" movie.

Through LOEN Entertainment, they said,"Park Bo Young's OST is called "Youth" and it was featured at the end of the movie. The song was written and composed by Lee Hyun".

"Blood Boiling Youth" was first premiered on January 22nd and Park Bo Young's song was heard during the ending credit, later it has become a hot topic and netizen has shown explosive responses through SNS,"I want to know more about the ending song","Is that Park Bo Young's voice?","The song is so good please release it soon", and many more.