Episode XIII

Aired on Dec 19, 2024 57 min

In the lawless desert territory of Bir Tawil, a group of scientists carry out the next phase of Wilde's research: testing the bacteria on humans.

Episode XIV

Aired on Dec 25, 2024 49 min

After a team member is stung by a scorpion, the others suspect sabotage on the base. Two years earlier, Arthur struggles to gain respect in prison.

Episode XV

Aired on Jan 02, 2025 50 min

Base's supplies are sabotaged. At Portlaoise, Arthur gets a letter from a secret admirer "XX". Distrust mounts over the tampering.

Episode XVI

Aired on Jan 09, 2025 53 min

Chaos strikes the base as the trial's computers are infected with ransomware at the same time the participants suddenly begin to get sick. With trust at an all-time low, things come to a head when the root of all evil seems to be unmasked. Meanwhile, Arthur carries out Patrick's dirty work in exchange for access to a cellphone.

Episode XVII

Aired on Jan 16, 2025 45 min

After a forceful shift in power, both scientists and subjects do whatever it takes to stay alive -- even if it means turning on one another. Following a jarring discovery, the remaining subjects attempt to escape the facility, while, at Portlaoise, Arthur receives an unexpected visitor.

Episode XVIII

Aired on Jan 23, 2025 56 min Season Finale

When Rachel goes into labor, a brief truce occurs with Maggie, who helps deliver her baby. Shortly after, an unexpected downpour saves them both from dehydration, but only briefly, as the killer ultimately strikes again. Later, the identity of XX is revealed.