In the affluent beachfront community of Monterey, CA, a suspicious death at an elementary school fundraiser draws attention to the frictions that exist among some of the mothers. An incident with the children at school causes battle lines to be drawn.
Jane deflects Ziggy's questions about why they moved. Madeline hears her theatre production might get derailed, and is outraged over a slight from Renata. Celeste suggests she and Perry see a counsellor. Nathan and Ed hope to smooth out tensions between their wives.
Jess struggles not to show favouritism to Ryan now that they no longer need to hide their relationship, which leads to a disastrous class field trip.
Hoping to irk Renata, Madeline organises a trip to compete with Amabella's party. After another spat, Celeste succumbs to Perry's charms before their first session with a therapist. Jane seeks Madeline's help with Ziggy's family tree project and opens up about her past.
Madeline receives encouraging news about the play from her director, Joseph Bachman, but is left concerned by his icy demeanour. Principal Nippal and Ms. Barnes share their conclusions about Ziggy and Amabella with Jane. Celeste is put on the spot by her therapist.