Amanda Ripley is the protagonist (main character) in the game Alien: Isolation
Amanda is the daughter of Ellen Ripley, who disappeared when she was 10 years old.
Since then, Amanda has wanted to find out what happened to her mother and to the Nostromo, the ship her mother served on.
Fifteen years after the disappearance of her mother, Amanda is approached by Samuels, a Weyland-Yutani executive. He tells her that a ship, the Anesidora, has retrieved the flight recorder of the Nostromo and has taken it to a nearby space port, the Sevastopol. He wants Ripley to join him on board the courier ship Torrens which is heading that way in two days so that she can find out what's on the flight recorder and get some closure regarding her mother's disappearance.