In a future where humanity's survival hangs by a thread, a group of scientists embarks on a perilous journey aboard the starship Nightflyer, seeking to make contact with an elusive alien species. Led by the enigmatic and determined Dr. Agatha Matheson, portrayed by Gretchen Mol, the crew grapples with their own personal demons and the weight of their mission. Tensions rise as they delve deeper into the cosmos, confronting their fears and the psychological strain of isolation. Among the crew are the charming but secretive pilot Thale, played by Eoin Macken, and the resourceful and brave engineer, Lommie, brought to life by Maya Eshet.

As strange occurrences unfold aboard the ship, paranoia sets in, leading to conflicts that threaten their mission and lives. The tone is dark and suspenseful, wrapping viewers in a chilling atmosphere that blends sci-fi with thriller elements. With each passing moment, the crew must confront not only the unknown dangers of space but also the shadows lurking within themselves, making every decision a matter of life and death. As they navigate the treacherous environment of deep space, the stakes escalate, leading to a gripping exploration of trust, ambition, and survival.