this is the kdrama "its okay to not be okay". You are a girl named Emma and your dad tried to kill you when you was younger, you are a singer and right now you are performing one of your songs to the Childrens in the hospital. The reason why they had to stop the preferences was bc it was a man who was a dad who comed and took his child Kim wjo soo to a room. But one of the nurses comes and stopped the preferences

Nurse: sorry but we have to stop now! Everyone gets back to their rooms