Returner 77 — a science-fiction puzzle game with exciting gameplay and intriguing twists of the plot. The human species almost completely disappeared from Earth, after the alien invasion devastated our planet. You wake up in the depths of a huge alien ship, not remembering how it turned out and what happened to you. With the help of Colonel Lin, you will find out that you are one of the 77 elect who were sent from Earth to space to restore the human race, and that only two of you are alive. Your task is to explore the spacecraft and unravel all the secrets and mysteries waiting for you on the way to the main goal — the salvation of mankind.