Beethoven Virus

Ru Mi's last-minute proposal at work gets selected, and she is suddenly responsible for a project orchestra.

Maestro Kang heads to Gun Woo's house with Ru Mi and pauses at Gun Woo's name on the orchestra list.

The orchestra tries to stop Hee Yeon from quitting. Yong Ki tries to stand up to Maestro Kang.

Mayor Kang is infuriated after finding everything out. Jung Myung Hwan becomes the new conductor.

The performing day arrives, and Gun Woo is unsure about him choosing his job over music all day.

Maestro Kang tells Ru Mi to get a doctor's note for her ears, and the orchestra members try to audition.

Ru Mi is upset to see Gun Woo be an understudy. Maestro Kang pretends not to know about Ru Mi going deaf.

Gun Woo finds Ru Mi at his house in Maestro Kang's clothes. Gun Woo becomes closer to Maestro Kang.

Maestro Kang tells Mayor Kang that this is merely a process. Everyone, including the choir, is quitting.

Gun Woo goes to meet the choir after hearing they won’t perform. Ru Mi confesses her feelings to Maestro Kang.

Ru Mi defends Maestro Kang, telling Gun Woo how she truly feels, and leaves after getting fired.

Mae Kang brings Ru Mi back from her trip, and Gun Woo’s orchestra finds out about Mae Kang and Ru Mi.

Gun Woo changes the song for the festival to go his own way. Ru Mi loses her hearing again.

Maestro Kang brings the press to the outdoor stage to watch Gun Woo’s orchestra, which ends disastrously.

Gun Woo and his orchestra are surprised to see Maestro Kang as one of the judges at the audition.

Maestro Kang quits, but Hyuk Kwon tells him the orchestra’s pay is overdue. Gun Woo becomes stricter.

Gun Woo’s orchestra makes it to the hall, but the concert is over. They thank Maestro Kang for trying to help.

Maestro Kang can’t stop thinking about what Gun Woo said about his orchestra’s last performance.