You should stay in bed and rest if you're ill.
Julie just came down with the flu, but she had plans to go have dinner with her fiancee', Sean, and is very hungry.
Julie wants to eat with Sean.
Julie let's Sean know that she's sick in bed, but asks if he will eat dinner with her via Skype, and he agrees.
Julie decides to go grab food with Sean regardless of her illness.
Julie and Sean manage to have a nice meal together without exposing Sean to illness.
A day later Sean gets the flu, and now Julie feels responsible for it.