The Larouche siblings rush to their ill mother's bedside, but someone is missing. A mysterious box discovered in the back yard unearths buried secrets.

The family gathers for Chantal's Birthday, but a mystery man crashes the party with a message for Julien. Mimi tries to process her traumatic past.

Mimi reflects on the family's past while the siblings wait at the hospital for news about Elliott's condition—but no one knows what happened to Julien.