Kirakira Boshi to Koi no Ballad

Yumeno is a high school student who loves K-pop idols. One day after school, she hears a beautiful singing voice coming from a deserted yard... She traces the voice to its owner, and to her surprise, she finds Oosaki-kun, a transfer student from Korea! When Oosaki-kun sings, everything around him sparkles and shines like he's on stage...! Yumeno...