Raj and Lucy have coffee together after they meet at the comic book store and get along until she unexpectedly runs off. Raj gets depressed and won't leave his apartment. Sheldon has Penny as a guest on "Fun with Flag" honoring the flag of her home-state, Nebraska. The gang goes to see Penny in her acting class' performance of "A Streetcar Named Desire." Sheldon is dragged to it and is impressed by Penny's acting skills. Howard takes a note to Raj from Lucy with her phone number on it. They get together and find that both of them have social skill problems and agree to another date.