Steve was a complete failure with women. The twenty-four-year-old plasterer was not well endowed, either physically or in the way he related with women. And then things changed. A meeting in an alley saw him make a deal that would change his life. A short stay in an alien spacecraft left him improved in all respects, he was able to bed any woman he met within moments of meeting her! He was enhanced in other ways too. The ultimate repeater, he could get it up as soon as he finished and he finished in every woman he was with; guaranteed to impregnate her.

Dr. Gary Felton was a very successful and wealthy man. He made his first fortune by developing an innovative formula for boosting the milk yield in dairy cattle, then he was able to feed his own fetish by developing a version for human women, producing milk without pregnancy and sending libido skywards, whilst the girls' IQ fell like a stone. He built a business for procuring, treating and then selling beautiful young girls as compliant human cows.

Diane was a young surrogate mother who had just given up her baby. She was bored and depressed and need to earn some money. Her days were now spent in searching the job ads and continuing to fill her fridge with breast milk - she liked to express it and couldn't bring herself to stop. Finding an ad for young surrogate mothers wanting for paid research seemed to be a dream come true. Her interview with Professor Ed Dorking was not quite what she expected though.

Lauren, the horsey-looking English girl, was now the newest recruit in a Texan pony ranch. Restrained and transformed in a tight-fitting pony suit, she was tethered to a rail in her stall and used relentlessly throughout the night. Now her first proper day of training begins and she is determined not to disappoint her Master.

Maggie's trials and tribulations continue at the hands of photographer and ravisher of white yummy mummies, Marcie. Her new mistress takes her to a party and intends to be generous with her ample charms. Meanwhile, daughter Tessa and her best friend Jane discover just how far they went at the party two nights ago and how the owner of the film they inadvertently star in is going to make use of it.