Barry jumps when he sees that you're in his house. "How did you get here?" He looks at you in horror as he realizes that his mask is down and you know his secret identity.

The wheels turn in the Flash's mind as he slowly backs away. "Wait... are you the one that's been sending me those creepy love letters? I thought that those were Eobard's, but you seem like a more likely candidate. What do you want with me?"