When Mindy goes on a date with a cute minister named Casey, she feels compelled to attend his church to show him that she is a good person. But when Casey admits to Mindy that he thinks she's a selfish person, she decides to go on the practice's volunteer trip to a women's prison to prove him wrong.

When Danny's ex-wife, Christina, comes back to New York to confront Danny about an emotional letter he had written to her, Morgan confesses that he had sent the letter unbeknownst to Danny, causing Danny to fire Morgan out of anger. Meanwhile, the rest of the staff compete in a triathlon and go head-to-head with the midwives, who have hired Morgan to work for them.

As Mindy adjusts to her long-distance relationship with Casey, she also must adjust to the fact that she is no longer the office's "Dr. L" - her office, patients and dignity have been overtaken by Dr. Paul Leotard - so she challenges Paul to get her former life back. Meanwhile, Danny has a new extracurricular activity following his breakup with Christina.

Mindy hits it off with a journalist named Jason, but Jason is a bit snobbish and finds Mindy to be too mainstream. To show that she's more cultured than he thinks, Mindy invites Jason to Christina's art show, where nude photos of Danny are on display.

Mindy and Danny confront the consequences of their kiss. Meanwhile, Jeremy and Peter devise a plan to poach patients from a competing practice that has shut down.

Mindy has a run-in with the law when a surly police officer admonishes her for giving his young daughter birth control pills. Meanwhile, Danny befriends a rabbi who offers to refer his congregation to Schulman & Associates because he thinks Danny is Jewish.

When Danny's priest dies after hearing Danny's confession, he frantically tries to find a new priest so he can atone for his sins. Meanwhile, Jeremy tries to force the practice to attend his one-man show.