pf2e.fyi
From Pathfinder Lost Omens Shining Kingdoms, which isn't enabled.

Tight Follower

FEAT 8
ARCHETYPE
Activity reaction
Archetype Ulfen Guard
Prerequisites Ulfen Guard Dedication
Trigger Your designated ally moves and ends that movement more than 10 feet from you.

You keep up as a protector. Stride up to your Speed closer to your designated ally. Your movement must end within 10 feet of your designated ally.

Pathfinder Lost Omens Shining KingdomsORC