pf2e.fyi
From Pathfinder Lost Omens High Seas, which isn't enabled.

Fight or Flight

FEAT 6
Activity reaction

Access You're from the Shackles
Trigger You gain the frightened condition.

You've learned to make use of the surge of adrenaline that comes with fear. You can make a melee Strike against a creature that gave you the frightened condition if it's within range, or you can Stride up to your speed away from the effect or creature that gave you the frightened condition.

Pathfinder Lost Omens High SeasORC