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Conditions of Existence
When terrifying evidence suggests the Orphans are part of a sinister ongoing experiment, Sarah’s suspicions turn to Paul, Beth’s boyfriend. But her probing inadvertently triggers Paul’s own investigation, bringing him dangerously close to the truth. Meanwhile, paranoid Alison piles on a whole new level of complication.
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Other episodes for this season
![Natural Selection](https://image.tmdb.org/t/p/w300/elC87AW44Cn9qXHoxOBUWm7k7RW.jpg)
![Instinct](https://image.tmdb.org/t/p/w300/f0wzwIfScldwbKDOUMo9MfCGYpR.jpg)
![Variation Under Nature](https://image.tmdb.org/t/p/w300/ps3taitT6QJD9NW1VqgdBETHNpO.jpg)
![Effects of External Conditions](https://image.tmdb.org/t/p/w300/aOGvlzLt7qs3HrUFdthtDEPMvZ9.jpg)
![Conditions of Existence](https://image.tmdb.org/t/p/w300/fIMvDLk4gbZnxFEoT8KkknLCaFp.jpg)
![Variations Under Domestication](https://image.tmdb.org/t/p/w300/9zLRdKPArNQAhvpO4RHfZpcZSLY.jpg)
![Parts Developed in an Unusual Manner](https://image.tmdb.org/t/p/w300/lNFPFxjIxou7LYBEAjmTshyouxG.jpg)
![Entangled Bank](https://image.tmdb.org/t/p/w300/et8KVX0rT7I2iBiCGt4shcF2qs4.jpg)
![Unconscious Selection](https://image.tmdb.org/t/p/w300/33YLj1cyJmYTOrNT2BZDzNjUbOH.jpg)
![Endless Forms Most Beautiful](https://image.tmdb.org/t/p/w300/1ffb6UusaLfdhG6m0VubeIehin3.jpg)