Soul Sight

Whether by your own training or simply by your overwhelming force of will, your sight pierces through all into the ethereal plane.

When you take this feat you gain the following features.

• You gain Truesight up to 15ft.
• You have advantage on saving throws against being charmed.
• Once per long rest, you can use an action to activate Soul Sight to see the soul of one living creature of your choice within range for 10 minutes, you can choose to replace any rolls for Wisdom (insight) to a 15.  You can use a bonus action to change which creatures soul you are viewing.
• While you can see their soul, they have disadvantage on all Charisma checks against you.