Video: Mondo Reveals Emotional Secret on 'Project Runway'

On Thursday's episode of "Project Runway," aspiring designer Mondo Guerra, 32, revealed a secret that he's kept for 10 years.

Guerra explained the inspiration behind his original design pattern, which garnered his third consecutive "challenge" win. He revealed to the judges that the "+" represents that he's been HIV+ for 10 years.

"I feel a lot better; I feel free," Mondo said. Watch his touching and inspiring video diary.