Everything comes full circle on the day of Whitney's wedding.

Helen and Noah confront old wounds as they are forced to evacuate the city as wildfires threaten Los Angeles.

Controversy swirls around Noah; Helen and Whitney must decide where their allegiances lie.

Allegations against Noah surface and he seeks guidance on how to handle the situation; Helen celebrates a birthday and protects Sierra during an extremely trying time.

Noah and Whitney travel to Montauk, N.Y. to begin planning the wedding; Noah gets a concerning call; armed with new information about her mother's death, Joanie confronts a stranger.

Joanie and EJ begin to explore her family history in Montauk, N.Y. to try to discover the cause of her mother's death.

Sierra struggles to balance motherhood with her burgeoning acting career; Sierra's mother visits uninvited; Helen works her first design gig and begins to focus on herself.

Noah attempts to sabotage Helen and Sasha's relationship; Whitney and Colin face the hardships of their relationship; Joanie visits the graveyard.

Sasha proposes adjustments to Noah's script; Sasha's relationship with Helen blossoms; Bruce's condition worsens; Joanie's business trip leads to violent encounters.

Janelle turns to Carl for support; production for the movie commences; Sasha takes an interest in Helen.

Noah gets acquainted with his star, Sasha Mann; Helen mourns a tragic event; Sierra welcomes a new arrival; Joanie struggles with an upcoming birthday.