The play is adapted from the novel of the same name written by Scott Durrow. After a horrific murder occurred in the Chicago prosecutor's office, one of the prosecutors, Rusty Sabich (Gyllenhaal), became a suspect.people.Explore obsession, sex, politics, and the power and limitations of love as the defendants struggle to maintain their families and marriages.

Female prosecutor Caroline Bolsch was raped and murdered, and her colleague Rusty Sabich was ordered to investigate the case.Rusty Sabich and the deceased were once lovers, and his wife, Barbara Sabich, also knew that they had had an affair, so she often accused him of being too involved in the case.

During the investigation, Rusty Sabich discovered that a file B in the hands of Caroline Bolsch was missing. This file related to the investigation of bribery of a government official.

Rusty Sabich was soon accused of being the murderer of Caroline Polsch after a glass with Rusty Sabich's fingerprints was found in her apartment.

As the case develops, the situation becomes increasingly unfavorable for Rusty Sabich.Detective Liplanzer, Rusty Sabich's friend, took pity on him and destroyed the incriminating glass.

He also learned that the bribery case involved Judge Little in the case, and at the time, Caroline Polsch happened to be Little's assistant and lover.In court, Rusty Sabich's lawyer Sandy Stern cleverly talked about the secret of File B and successfully controlled Judge Little, and Rusty Sabich was acquitted.

However, when he returns home, he discovers evidence that incriminates his wife, Barbara Sabich, as the murderer.

In the deep basement, Rust's gaze penetrated the darkness and accidentally touched the hidden pile of murder weapons.Just when he was stunned, a whisper passed by his ears like a cold wind, which was a confession he had not expected: “All of this was done by my own hands.”The owner of the voice slowly stepped into the faint light, but after confessing, he merged into the surrounding darkness as quietly as night, leaving only Rust alone, facing the cold evidence.

Then, the camera switched to outside the house, with the moonlight shining like a wash, and the silhouettes of a couple elongating in the night.Their dialogue is no longer an escape from the past, but the courage to face the truth.The wife's words, although soft but firm, are in sharp contrast to the previous secrecy, and outline a complex emotion for the audience.The protagonist's final confession is like the brightest star in the night sky, illuminating the truth deep in the story and allowing this journey of spiritual redemption to be fully presented.