βThe Law of Diminishing Returns is true of everything in life, except sex, which seems endlessly repeatable with effect.β β Robert McKee, Story: Substance, Structure, Style, and the Principles of Screenwriting
Sin City [5/11]: You wake up from a nap blindfolded and tied to a bed. Suddenly you feel a riding crop hitting your stomach. When the blindfold comes off, you see your GF dressed in a catsuit. She lets you go and flips the switch to submissive, letting y