Write a thrilling story based on the following tags:

[F4M] Bound and milked endlessly for your cum [Bondage] [Milking machine] [Cum Fetish] [Multiple Orgasms] [Post-Orgasm Torture] [Casually Sadistic] [Femdom] [Cum for me] [Fill up this tank] [You're not done] [This is your new life] [Milked forever] implied [Rape]