An astronomer who works at the Mexican Large Millimeter Telescope discovers a misterious signal coming from the Cygnus constellation, which starts causing strange events at the observatory.

When a radio astronomer, Marcus Morgan, discovers a strange signal, he is compelled to follow it and discover what is creating the sound. A young man, Billy Shaw, interrupts his plans when he brings Marcus a pizza. Together, they will embark on an adventure that reveals we are not alone in the cosmos.

When an under appreciated single mother intercepts a strange transmission on her pocket radio she suspects that it may be linked to her teenage sons mysterious homemade gaming headset.