In the world of the cello, the pursuit of perfection can be both inspiring and destructive. When Charlotte, a talented yet tormented musician, returns after a long absence to reconnect with her old teacher and his prestigious school, she encounters Lizzie, a young prodigy who has garnered the attention and admiration that once belonged to her. Initially, they are drawn to each other by their mutual passion for music, sharing moments of complicity and understanding.
However, the relationship between the two women takes an unexpected turn as a series of coincidental events leads them on a trip to China, where everything becomes strange and disturbing. As their bond intensifies, pins of jealousy and rivalry begin to surface. One night, a series of fateful decisions and a mysterious incident leave Lizzie in a vulnerable and desperate state.
As Charlotte's past secrets are unveiled, the line between madness and genius becomes increasingly blurred. Facing their inner demons, they must fight not only for their careers but also for their own sanity. The story transforms into a dark exploration of sacrifices, obsessions, and the elusive nature of perfection. What begins as a musical journey turns into a psychological thriller that challenges notions of friendship and ambition.