Alien: Covenant - Prologue: The Crossing (2017) on Netflix

Dr. Elizabeth Shaw repairs David on an abandoned Engineer vessel as they continue their search for humanity's creators.

'The Crossing', an official prologue short to Alien: Covenant, reveals what happened to crew members Dr. Elizabeth Shaw and the synthetic David after the events of Prometheus. Set aboard an abandoned Engineer vessel, Dr. Shaw repairs David as they continue their search for humanity's creators.

—Cam Franco

Set between the events of Prometheus (2012), and Alien: Covenant (2017), "The Crossing" chronicles the symbiosis of Dr Elizabeth Shaw and David, the state-of-the-art android. To escape from the rocky exomoon, LV-223, Shaw repairs David to help her pilot the abandoned Engineer Juggernaut spacecraft, in search of answers to humankind's existential questions. Will they ever find the uncharted Planet-4, the homeworld of the superior extraterrestrial race of the Engineers?

—Nick Riganas