Astronomer Dr. Ellie Arroway receives an encrypted message, apparently from a solar system many light-years away.

"From Carl Sagan's collaborators on the original series, Ann Druyan and Steve Soter, comes this spectacular follow-up to one of the most beloved programs of all time...[this series] continues the exploration of the remarkable mysteries of the cosmos and our place within it." -- Container.

Astronomer Ellie Arroway discovers communication from the star Vega and leads an international team in deciphering it, eventually travelling through space to encounter the senders of the message.