Kim Jae Woo
Chapter 26 - HANNAH
Kim Jae Woo
Is introduced as a Korean freshman cellist accompanying the choir during rehearsal. He receives panicked looks from Cass's criticism but only sympathetic shrugs from Hannah.
Chapter 33 - HANNAH
Kim Jae Woo / Jae
Hannah requests him as her accompaniment for the showcase after learning she can perform an original composition.
Chapter 41 - HANNAH
Jae / Kim Jae Woo
Provides quiet companionship backstage during the showcase, watches a performance from the wings, and assists in taking a bow after receiving a standing ovation, highlighting growing confidence as a freshman cellist.