Doona! plot
Lee Doo-na was the lead singer and most popular member of a girl group. Over time, she suddenly announced her retirement. Doo-na now lives in a shared house, near a university, and rarely goes out. Meanwhile, Lee Won-joon is a college student. The warm-hearted and ordinary young man starts staying in the shared house where the former K-pop sensation lives. His warm heart comforts her and soon they are attracted to each other.