氷と雪に閉ざされた北極の研究施設で未知のウィルス感染が発生し、疾病対策予防センター(CDC)の科学者チームが事態収拾のため現地へ派遣される。情報開示に消極的な責任者ハタケ博士に翻弄され、なかなか真相究明の進まないことに苛立つリーダーのアラン。凶暴化したベクター(媒介者)によってウィルス感染の被害は急速に拡大し、施設では不安や恐怖、そして疑心暗鬼が広まっていく。次々と命を落としていく仲間たち、内部に潜入したスパイによる妨害工作。やがて何者かによって外部との通信手段が絶たれ、アランたちは絶体絶命の危機に陥る。果たして、恐るべきウィルスの正体とは？この施設に隠されている秘密とは？それらの真実が明らかとなったとき、人類の命運を揺るがす巨大な陰謀が不気味に頭をもたげる…！
放送日: 2015-01-16
上映時間: 45 min
概要: 15 months after the events at Arctic Biosystems, new CDC team with the addition of biotoxicologist Kyle Sommer respond to a potential outbreak on a Windjammer in the Northern Pacific. Their search leads them to an island occupied by a mysterious cult led by the charismatic Michael. Meanwhile, 30 years in the future, Walker arrives at the same island searching for Alan Farragut.
放送日: 2015-01-23
上映時間: 45 min
概要: The CDC team continue to investigate the island; at the same time, they discover Peter's brother, Alan, is a member of Brother Michael's cult, and his warnings for them to leave the abbey fall on deaf ears.
放送日: 2015-01-30
上映時間: 45 min
概要: Peter and Jordan leave the safety of the Abbey to retrieve some specimens and discover just what’s living in the woods, meanwhile Sister Amy plots to make them leave forever.
放送日: 2015-02-06
上映時間: 45 min
概要: As Michael struggles to keep the abbey under control, the CDC team moves closer toward tracking the source of the pathogen. Alan fights the urge to rejoin his team and confronts the reality about Peter’s allegiances. In the future, Walker makes a desperate attempt to escape from her delusional father, with potentially deadly consequences.
放送日: 2015-02-13
上映時間: 45 min
概要: Michael locks Peter and Alan in a pit. Alan escapes and discovers that Kyle has a secret of his own. Agnes reveals a shocking truth to Michael, who drastically turns on her for doubting him. In the future, Caleb uncovers Walker's deception and takes matters into his own hands.
放送日: 2015-02-20
上映時間: 45 min
概要: Amy creates an outbreak of the disease. Michael torments Peter in the pit. Alan, Jordan and Kyle discover the truth about the Abbey's food chain. An uprising at the Abbey threatens the safety of the uninfected. In present-day Paris, Balleseros meet an unlikely immortal.
放送日: 2015-02-27
上映時間: 45 min
概要: As Peter gains a new cellmate, Michael takes extreme action when his followers begin to mutiny.
放送日: 2015-03-06
上映時間: 45 min
概要: The Coast Guard arrives on the island to take the CDC team to another island to deal with another outbreak of the pathogen. Meanwhile, Sister Amy has to contend with Brother Michael and his plans.
放送日: 2015-03-13
上映時間: 45 min
概要: Alan, Kyle and Winger search the woods for the tree with red sap that might be a cure for the pathogen.
放送日: 2015-03-20
上映時間: 45 min
概要: The Abbey becomes a house of horrors as Kyle struggles with his infection and Anne begins to shape a successor to Michael.
放送日: 2015-03-27
上映時間: 45 min
概要: The Navy prepare to implement Plan B, a final solution to ensure that the virus and everyone infected with it never make it off the island.
放送日: 2015-04-03
上映時間: 45 min
概要: The uninfected are hiding in a secret bunker on the base as the CDC attempt to retrieve the canisters with the virus and the cure while the Ilaria assassins capture Hatake and force him to chose between which one of his children they will kill first.
放送日: 2015-04-10
上映時間: 45 min
概要: Kyle rescues Dr. Sarah Jordan as Alan Farragut fights his own brother, Peter Farragut.
