Diane is the middle-aged, friendly full-time housewife and mother of two. She has brown clove hair, wears a gray shirt and blue jeans.
Life leading up to The Sims 2
By the time the storyline has caught to The Sims 2, she and her husband Jeff are already deceased. Her son, Daniel Pleasant, married Mary-Sue Pleasant and had two children, Angela and Lillith Pleasant. Her daughter, Jennifer Burb, married John Burb, and had one child, Lucy Burb. She can be seen in Daniel, Angela, Lilith, John and Lucy's family trees.
Life leading up to The Sims 3
It is possible Diane is an adult living with her husband Jeff Pleasant, who is starting his military career. They have a toddler son Daniel and she is pregnant with her unborn daughter Jennifer.