Each week David Chase confesses to his therapist his compulsion to touch himself whenever he sees images of bondage in popular culture. It's gotten so bad he's started to seek out imagery anywhere he can find it in order to satiate his need for masturbating to kinky, filthy material.

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David confesses his masturbation fantasies to Maitresse Madeline and she takes advantage of his weaknesses with humiliation, strap-on and chastity.

Two slaves, four mistresses, two paddles, one whip ... and a lot more instruments of torture and domination, subjugation and pain.

Excerpt from:
Ganged Up on by Four