Mackenzie is a mysterious landlord who goes out of her way to welcome Mike and Penny to the Graydon Apartments. The new couple is nervous about the move, but Mackenzie will be sure to keep her eyes on them along with the rest of her sexy tenants.
Nick's gambling gets out of control, while Spencer and Dylan try to separate business from pleasure. When Mike and Penny struggle with the rules of an open relationship, it's complicated enough that Mackenzie decides some rules are made to be broken.
Nick lands in a seedy motel while Spencer and Dylan's sexual appetites result in toxic relationships. When Mike finds his heart torn between Mackenzie, Haley and Penny, these opposing desires ensure that passions and tempers burn out of control.
Chaos erupts at the Graydon as Haley delves into the sexy webcam world and Penny catches Mike seducing one of his students at the dojo. Mackenzie indulges her wild side at a private sex club where she struggles to follow the rules of the house.
Spencer tries to win back Julia but gets distracted when Haley throws a sex toy party with plenty of cocktails and hot girls. Nick & Dylan continue to battle their personal demons while Mackenzie sets Mike up to lose a fight and possibly Penny.
Mackenzie strains to keep control of her tenants as Spencer mixes business with pleasure and Dylan's desires cause another wasted opportunity. Penny and Haley learn Hollywood isn't always glamorous while Mike and Nick fight to stay in the Graydon.
Mike and Nick lose their place in the Graydon as Spencer goes out of his way to impress his overbearing father. Dylan tries hanging out with a nice guy for a change while a star is made when Mackenzie lures a naive Penny to an underground club.
Penny joins Haley for a steamy chat which drives Mike into the arms of a Penny look-alike. Dylan and Spencer finally take their relationship to another level, but Nick has to choose between an old flame and the new heat of a sexy music agent.
Love blooms for Penny, Mike and Nick while infidelity blocks Spencer and Dylan's path to happiness. Haley's mysterious fiance visits the Graydon, but when he gets too close to Mackenzie, an irate Haley threatens them with a blast from the present
Mike and Penny head for divorce, Nick's gambling issues resurface and a job offer threatens Dylan and Spencer's happiness. After Mackenzie's manipulation costs Haley her dream role and her fiance, Mackenzie learns that what goes around comes around!
