Two grocery store clerks find themselves in the midst of a mysterious invasion of yellow crawling brains that contaminate the population and turn them into zombies.

Josh is an ordinary teen living in an ordinary suburb. One morning he finds his friend's dead body. Next, he discovers that three more friends also have killed themselves, leaving him out of their pact. As the sole survivor, Josh becomes more and more detached from the world around him. It is a modern portrait of today's teens: invincible yet fragile, clear-thinking yet confused...

A cargo ship is stuck on the Canadian Saint Lawrence River for repairs. Traoré, an Ivory Coast mechanic is unjustly accused of causing the damage.

Julie, a woman in her mid-twenties, comes back to her village after completing her upper studies in the big city. The occupation of a prestigious new job is the reason behind her comeback. At first, Julie is pleased to see her family and her former friends, but a sense of contempt slowly emerges. She has now come to despise everything that she once loved, thus erasing her former self completely. Those hidden feelings will erupt the night of her twenty-fourth birthday...

After running out of alternatives, Mel, 22, leaves her 3 and 6 year-old children alone in her apartment for the night in order to meet the man she loves. Her recklessness, however, will bear tragic consequences.

An epidemic of yellow crawling brains threatens the lives of inhabitants in a reclusive Northern Quebec town.