You can see the Scratch Marks of other Survivors.
Whenever another Survivor loses a Health State within 32 metres of you, the Killers Aura is revealed to you for 3/4/5 seconds.

Whenever the Killer reads your Aura and for the same duration as they do so, Object of Obsession activates:

The Killers Aura is revealed to you.
Increases your Action speeds in Repairing, Healing, and Cleansing by 2/4/6 percent.
If you are the Obsession, your Aura is automatically revealed to the Killer for 3 seconds every 30 seconds.

Increases the odds of becoming the Killers initial Obsession by +100 percent.
The Killer can only be obsessed with Survivor at a time.

Press and hold the Active Ability button near a Dull or Hex Totem to bless it and create a Boon Totem.
Soft chimes ring out within a radius of 24 metres.

Survivors inside the Boon Totem's range benefit from the following effects:
90/95/100 percent bonus to the Recovery speed.
Unlocks the Self-Recovery ability, allowing you to fully recover from the Dying State.
You can only bless one Totem at a time.
All equipped Boon Perks are active on the same Boon Totem.

Unlocks potential in your Aura-reading ability.
You see the Aura of the last 1/2/3 Survivor(s):

You have rescued from a Hook, or who have rescued you from a Hook.
You have completed a Healing action on, or who have completed a Healing action on you.
They also see your Aura.
All effects of Aftercare are reset upon being hooked by the Killer.