Eddie is horny during the summer. He helps an elderly neighbor clean out the belongings of her displaced brother. He finds smut mags and books among his belongings. The neighbor reveals her past with her brother, and they share intimacies.
Chief Eddie Nolan gets underway for his first Navy cruise to the Western Pacific. Leaving behind his frigid wife, and 3 children, who he knew firsthand were experimenting with incest. During the first half of his cruise, he enjoyed a couple trysts, one of which had surprising results. He also was kept informed of things happening at home, and something from his past is dumped in his lap. Lastly, his ship is assigned to a dream trip for Eddie.
Thanks to a strange birthday gift from his, apparently, half-beautician/half-mad scientist mother, all the girls that share Lucas's hot tub are acting more and more affectionate.