Grace is accused by Hebba, an Arab-American female student, of letting her individual beliefs about religion color her lectures. Taking offense, Grace chastises Hebba in front of the class, which leads to a boycott of Grace's classes by the religious groups on campus. Meanwhile, after helping Warren with his bar mitzvah and learning a bit about Judaism, Bobby demands to know why Grace never took him to church. Completely thrown by the accusations, Grace must explain to Bobby & Hebba what "faith" really means to her. Also, Jack helps Marcus out of tough situation.

Grace is stunned after Benedict informs her that her fellow colleague and good friend has been accused of sexually harassing a student. Grace immediately defends her co-worker but must re-think her loyalty when new evidence arises. Meanwhile, Bobby is spending so much time with his new girlfriend, Dex, he begins to neglect his school work. Under pressure from Grace to succeed, Bobby cheats on his test. Still reeling from the guilt of kissing Courtney, Jack is horrified to discover she and Missy have become friends.

Grace promises to be on her best behavior when she and Jack go to Missy's house for dinner but loses her cool after the Reverend starts attacking her ideals. Upset by the event, Grace turns to Tom and the two share a romantic moment. Meanwhile, Bobby intentionally loses at chess games with Peter in order to spend more time with him. Also, Courtney uses Marcus to get back at Jack.

Missy turns Jack's world upside when she reveals a secret that could change their lives forever. As a result of her actions, Missy is kicked out of her home and turns to Grace for support and guidance. Meanwhile, Bobby surprises Grace by telling her that he would like to be baptized and tries to convince Peter to be his godfather.

To protect Marcus, Jack tells the police that he was driving the car the night Missy died. The guilt becomes too much for Marcus and he confesses to his dad, who immediately calls Grace. A surprising ally comes to Jack's aid after Grace demands that he tell the police what really happened. Meanwhile, the group's sadness turns to outrage after Reverend Belknap delivers a shocking eulogy at his daughter's funeral. Also, Bobby feels betrayed by the fact that Warren is moving to Chicago.