Anal submission, at least for me, doesn’t describe the act i know.

i remember how frightened i was the first time i was taken anally. And i remember how painful it was almost unbearable, or so i thought. But during and afterwards i felt a warm heat, a glow as it were permeating my whole body from the inside out. And i felt in love with world. Days afterwards i found myself tightening and relaxing my sphincter trying to recapture that feeling,