You become obsessed with one Survivor.
Each time a Generator is completed, the following effects apply:

Reveals your Aura to the Obsession for 5/4/3 seconds.
All Survivors locations are revealed to you for 3 seconds.
Once the Exit Gates are powered, the following effects apply:

You are granted the ability to kill the Obsession by your own hand.
The Obsession suffers from a permanent Exposed Status Effect.
You can only be obsessed with one Survivor at a time.

Your Terror Radius is increased by 26percent.  Gain 100percent more Bloodpoints for action in the Deviousness category.

Gain a notification when a Survivor begins sabotaging a hook.

While carrying a Survivor, see the aura of any survivor within 6 meters of a hook.

Whenever a Generator is repaired to 90 percent, Survivors repairing it are faced with continuous Skill Checks.
If they miss one or stop repairing, the Generator becomes blocked for 16/18/20 seconds.
Merciless Storm can only trigger once per Generator per Trial.