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From Pathfinder Lost Omens Character Guide, which isn't enabled.

Knight Vigilant Dedication

FEAT 6
Archetype Knight Vigilant
Prerequisites trained in Religion; any good alignment; member of the Knights of Lastwall of knight rank

You are dedicated to the cause of the Shining Sentinels. You gain expert proficiency in Religion. When you are between an ally and a foe and would provide lesser cover to your ally against the foe's attacks, you twist to become even more obtrusive, providing standard cover instead.

Knight Vigilant

Pathfinder Lost Omens Character GuideOGL