When one of Luke's teachers asks Amy to share prescription pills, the teacher repays Amy by doing a good deed, forcing Amy and Henry into a cover-up. Jodie almost blows her cover with Matt. Sarah commits to saying "yes" to new things.
Amy learns that's Coleen's old cell phone number has been redistributed. Sarah continues to date, but is reminded that Brian needs help setting up for Lila's first birthday party. Jodie helps Matt organize his bedroom.
Sarah and Jodie learn of a local mom's scandalous Fans Only page and become intrigued by the potential financial upside. Exhausted by Henry's inability to keep his hands off Amy, she tries to get to the bottom of his behavioral change.
Sarah, Amy and Jodie's made-up annual holiday, "D-Day," celebrates a major moment from "Beverly Hills, 90210"; despite Coleen's absence; Sarah worries she's too old to get back into the dating scene.
Sarah dips her toes into the dating pool and enlists Amy and Jodie's help in vetting a woman whom she ran across on a dating app; Amy's maternal instincts are tested when she learns Luke isn't fitting in with other kids.
Amy learns that Luke has been using offensive language at school; Sarah and Brian realize that Coleen shared details with both of them that they thought were said privately; Jodie struggles with attaining her goal weight.
Sarah drags Amy and Jodie out on a night of hi-jinks; Amy struggles to balance a work crisis and her new dedication to motherhood; Jodie's anxiety takes over after sending a flirty text to Matt and doesn't get a response.
Amy, Sarah and Jodie each reach different crossroads and decide to put their issues on the backburner to celebrate Coleen's birthday. The ladies bring Coleen's ashes out for a girl's night that ends in turmoil.
Survivor's guilt causes Amy to spin out, thinking that death is around every corner; Jodie's relationship with her trainer takes on a new light after she has a heroic moment; Sarah gets bullied for not slacking enough at her new job.
After the death of their friend, three friends make changes to improve their lives. Amy vows to be the best mother she can; Sarah quits her job as a doctor; while Jodie tries to impress her trainer.