Pleasure control: Straight-laced scientist Laura Manning works to create a drug to calm the libidos of men who've overdone the Viagra, only to find herself swept up in unexpected sexual adventures with a coworker.

Pleasure prolonged: Once a mere lab assistant, Erin Shay is thrilled over her new promotion. The curvaceous, brainy, somewhat straightlaced lady has been placed in charge of an important new research project: testing a serum specially designed to substantially prolong a couple's lovemaking. With scientists Jay and Laura off on their honeymoon, Erin's been left alone in the lab . . . with her hard-bodied new assistant, Kale Alexander, a sexy stud who has "playboy" written all over him.

Pleasure exchange: Sam's super-hot neighbor, crack reporter Cathleen Nichols, is the perfect test subject for his sensual experiments, but when she writes an article calling attention to the lab's controversial work, he finds himself torn between anger and attraction...