While his peers have all turned white, Katak is still small and grey. To prove that he has grown up and to grant the last wish of his adored grandma, Katak departs on a perilous journey to the Great North.

Emma, a talented conductor and rising star on the Montreal scene, has a complicated relationship with her father and agent Patrick. She has to face up to her emotions and decide whether she wants to successfully combine her career with her love affair with Naëlle, a recently separated cellist and mother of a young son.