The series follows multiple married couples as they court prospective partners and interact with friends and participants, all while going about their typical everyday lives as parents, professionals, soccer moms and little league coaches. Even with a strict set of rules to prevent taking extramarital relationships too far, each couple must deal with the varying effects of living this lifestyle, both inside and outside of their marriages. The series will examine the pitfalls that the lifestyle creates for some, proving that it's not without its challenges and possible personal devastation. While some of the couples on the block believe this way of living strengthens their union, others try to warn potential recruits against the consequences along with its disregard for the sanctity of marriage.