On Halloween night when the moon was so bright, a mosquito named Peter took off in a flight. While he's so excited to play trick-or-treat, Peter really wants a friend to meet. He's dressed in his costume so let the search begin! We're all wondering now, will Peter ever find a friend? Peter, the tiny southern mosquito, gets all dressed up in costume on Halloween night. The problem is, Peter doesn't have any friends to go trick-or-treating with. As he continues his search for friendship, he has a few encounters with some ghoulish characters. The question is, will they be Peter's friend?