12-years-old Manon promises her younger brother, Mimi, that they will stay together, despite their difficult family circumstances and the ominous signs of being put into foster care. During the height of Quebec's FLQ Crisis in 1970, they stage their own rebellion by kidnapping an elderly woman and hiding her in the country, aided by their two cousins.

1978. In a small village in Bas-St-Laurent, Guy’s tragic death is a shock for the Leblanc family. For many years, the real cause of his death is kept hidden from some members of the family, including his son David. The latter in turn starts his own family with his wife Marie. He lovingly raises his children Laurence and Frédéric, but deep within him harbours a persistent melancholy.

During a party, Gaby begins to suspect that spreading rumours of a football team gang-bang may well involve her best friend, Carla.

Driven by the idea of ​​making people around her happy, Virginie lies constantly. As her partner Phil fears, her many lies become reality and create multiverses that completely disrupt their lives and those around them.