Societal Conflict
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Escape from Terminus Sterilization
The Doctor, Tegan, and Turlough struggle to escape Terminus's sterilization protocols and life-threatening environmental hazards while searching for the TARDIS.
2 events across 1 season
Involved Characters
Arc Timeline
Season 20
2 events
S20E14 · Terminus Part 2
Start
Climax
Nyssa collapses and Olvir betrays her
Nyssa’s failing health forces the group to stop as she pleads for rest during their escape from the space liner. As she reveals her illness—Lazar’s disease—the situation turns desperate when …
Gas fills corridor forcing desperate flight
The space liner’s corridors are overtaken by noxious gas as Terminus activates its lethal sterilization protocols. Kari’s warning arrives just in time for the Doctor to identify the threat as …