Episode 1

Cha Seeum becomes the new conductor of the Hangang Philharmonic, but her reforms prompt a backlash.

Episode 2

Cha Seeum must confront her past when a familiar face returns as the orchestra’s new chairman.

Episode 3

Cha Seeum decides to focus on the orchestra. However, crisis looms with rumors of Kim Phil's affair.

Episode 4

Cha Seeum and Kim Phil manage to finish the new song, but a sudden accident causes chaos.

Episode 5

Cha Seeum orders Yoo Jeongjae to keep her secret. The fear of it getting out again torments her.

Episode 6

As Cha Seeum's fear of her illness grows, Bae Junghwa's Remington diagnosis shocks everyone.

Episode 7

After Bae Junghwa's funeral, Cha Seeum subjects the orchestra’s members to a blind test.

Episode 8

Cha Seeum learns that she was Kim Bongju's last call before his death but cannot recall that night.

Episode 9

Detective Choo suspects Seeum in the case of Kim Bongju's death and begins to close in on her.

Episode 10

Cha Seeum discovers that her symptoms are caused by poison; Cha Seeum learns about Yoo Jeongjae's spy.

Episode 11

Everyone unites to track down the poisoning culprit; a key clue to their identity is found.

Episode 12

Cha Seeum comes up with an ingenious plan to lure the poisoning culprit out of hiding.