Callen and Hanna go to the Brandon's residence. Hanna says they work well as a team together because they compliment each other. Hanna says he is a natural and Callen says he is supernatural. After they enter the apartment, Callen finds several photos of women on the refrigerator. They figure that Brandon wasn't depressed. Hanna finds receipts for 160 Guitar Hero paid in cash bought at multiple mom and pop stores. They return to the office and ask Dominic if he ever played Guitar Hero. He explains he prefers the real thing and idolizes Gabor Szabo and Gjango Reinhart. Eric plays a recreation of the Brandon's fall which indicates he fell backwards. Eric says Brandon also had a broken jaw. He figures Brandon was knocked out and pushed off the building.

Callen and Kensi go to the rooftop club. They notice a surveillance camera and call Eric to hack into it. They meet with the events coordinator and she says everyone knew Brandon. She explains Brandon hosted parties for the last several weeks. She calls over Amy who was Brandon's waitress. She says Brandon met with a man named Alex. Amy says Brandon seemed like a nice and smart guy. Eric tells Callen that Alex was stationed with Brandon in Iraq. Eric and Dominic are caught by Hetty looking at girls using the surveillance camera from the elevator.