She notices her son’s friend watching.

Julia is a mother of three who has been a dutiful wife for 20 years to her husband. Her husband knocked her up the first year she was in college, and she dropped out to raise her kids. She has lived a very boring life in the suburbs, with the same cock and experiences for the past 20 years. But recently as she begins to get older, and sees her daughters start to date she realizes that she wants more out of life than just the first and only dick that she's ever had. So she embarks upon an adventure to see what the world has to offer in the process cucking her husband and experimenting with everything she has not been able to over the past 20 years