Kirsten was very suspicious of Sandy's decision to bring Ryan into her home in the pilot episode, but in the third episode, she and Seth take Ryan back home after he is beaten in the juvenile detention center.
By the end of the episode, Ryan's biological mother, Dawn Atwood, asks Kirsten to adopt Ryan, figuring he is better off in Newport than returning to Chino.
The character's politics and lifestyle are conservative, a contrast to her husband.
Kelly Rowan described the character as seemingly more "together" than herself during an interview.
She has had trouble with alcohol, which was triggered by the failing deteriorating relationship between her and her father, and had an abortion early in her life, which belonged to Jimmy.
Kirsten continues to open a dating service with Julie, and become a mother of two at the end of the fourth season.
PHOTOS: Best celebrity engagement rings Not that he's planning to take the same plunge anytime soon: "I'm not rushing down the aisle right now, but that is not a no! Peter Gallagher described the character as a "leftie Jewish guy from the Bronx".Sandy deals with many conflicts throughout the series, such as trying to gain acceptance from his father-in-law while being financially supported by his wife, and raising two teenagers in a (sometimes) corrupt environment.She is Summer's best friend and Ryan's on and off love interest.Marissa is portrayed as a "spoiled girl who adjusts to being poor".Portrayed by Kelly Rowan, she is the wife of Sandy Cohen, the mother of Seth, adoptive mother of Ryan, and former CFO of her father's (Caleb Nichol) real estate company, the Newport Group.