Sam is an ordinary high school girl on summer vacation with her family when an unusual traffic jam in New York turns into a nightmare with her parents abducted by uniformed officers. With the help of a stranger, Sam and her siblings escape and end up in an underground bunker where their lives are turned upside down. Sam learns her parents have been kidnapped by a secret society of monsters known as Chimeras. Now, Sam must find her parents and learn how to fight these monsters before it’s too late. With the help of her siblings and some new friends, Sam is determined not to break. Can she rise to the challenge or will a hidden enemy in the bunker be her undoing?