Dr. Bashir Hamed, a Syrian doctor with battle-tested skills in emergency medicine, makes the difficult decision to flee his country and build a new life in Canada with his younger sister Amira. Bash works to navigate a new environment after earning a coveted residency in the Emergency Department of one of the best hospitals in Toronto, York Memorial.

With the world under attack by deadly creatures who hunt by sound, a teen and her family seek refuge outside the city and encounter a mysterious cult.