Donna faces a heartbreaking dilemma when she must choose between returning to her life with David in Japan, or moving back to Beverly Hills with their daughter, Ruby. Meanwhile, Silver's recent issues are the major topic of conversation at school, and Annie and Naomi make a decision about their friendship. Also, Ethan continues on his recent downward spiral due to Liam's bad influence, and Adrianna and Navid meet with potential adoptive parents for the baby.
Season 1 Episode 20 of 90210 resulted in a 0.00 rating in the 18-49 demographic.
The series revolves around the three-generational Wilson family who have recently moved to Beverly Hills, California after the father Harrison Wilson accepts the position of being the principal of West Beverly Hills High School.