Invasion of the UFOs

Are the lights and flashes that Midvale citizens see late at night actually UFOs?

Who's sending eerie transmissions of an alien invasion over the radio waves?

Could aliens really be about to overrun Midvale?

Sean and Melissa Hunter; brother and sister super sleuths, along with their devoted dog, Slobs, dive head first into an out-of-the-world mystery when they try to get to the bottom of the recent alien sightings . . . and discover firsthand the true meaning of friendship.