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.

As the doctors of Schulman and Associates prepare for a medical conference in Santa Fe, NM, Mindy receives a message from her ex-boyfriend, Josh, who is now living there and wants to talk. But Mindy is in for a surprise when she discovers why Josh moved west. Meanwhile, Morgan helps Jeremy work on a potentially career-changing presentation, which doesn't go according to plan.