They were both invited to a WIU sorority party. Nate saw Sarah struggling to open a bottle when he stepped in to the rescue. They hit it off and realized a few days later they were in the same lab class.

They were spending the weekend in Chicago with some friends, and stopped by the hotel before going to a Cubs game. Nate had made arrangements for champagne and a note to be waiting in the room. After a few moments, she found the note thinking it was just a thank you from the hotel. As she read, she started to understand what was happening, and turned around to Nate on one knee asking her to marry him. After the shock settled slightly, she said yes!