[junior_cannibal]

Woman always pretend to defend their private zone, till its broken in and joy is experienced, everything becomes normal, some of them will even become vocal or physical to initiate it.
Eric is either very trusting or he actually thought its better to have someone who could distract the wife so that he could do other things, needed not be he's also adultery, could be just that he wanted more time for his career, hobbies and friends.
As for Janice, it's rather amazing. The first time when TS had it was when her IVF failed. Women are really a strange type, maybe that's why it's always interesting to explore them.