It's been a year since Melanie Hotchner and Spencer Reid got engaged. They were supposed to get married in three months, but some else has other plans in mind. It's a race against the clock when Mel's Toyota is blown up, causing her to forget everything that happened in the last year, including Spencer! The team must find the person who did this to her and Spencer must get her memory back before the UnSub does something worst.

Melanie Hotchner is Sean Hotchner's daughter. She's sent to stay with her uncle, Aaron, after she drops out of collage. Once she arrives, he starts bringing her in on cases and she proves to be very intelligent. After a while of helping her uncle and his team at the FBI, she notices Spencer Reid acting differently around her. She soon realizes he is in love with her and she starts to develop the same feelings for him. Will the two start dating or will the fact that Melanie's uncle is Reid's boss get in the way? Read Boss's Niece to find out.