Passengers on a train that crashes into a river must decide whether to risk waiting for help in the wreckage or take their chances in the murky depths below.
Siren Phillips has lived her life thinking she's an ordinary girl, in an ordinary town. On the eve of her twelfth birthday, however, she learns that she is far from ordinary. Destined to turn into a Mermaid at the age of twelve, Siren must struggle with her new reality, saying good-bye to her mother and friends, while she transitions into the water. To make matters worse, a group of hunters are trying to catch her. She soon becomes friends with Adam Wilts, a new boy at school, who she turns to for help. He agrees to help her, but finds himself caught in the middle, when it's his own father who is after Siren. When Siren's mother is taken, the town must rally behind her, and help her make a peaceful transition into the water, before the hunters can find out where she is.
In New York City, potent strands of bath salts have surfaced and have attracted the most devoted bath salt junkies. A young aspiring chemist has developed an even stronger batch... but something has gone horribly wrong.
Algiers, a few years after the civil war. Amal and Samir have decided to celebrate their twentieth wedding anniversary in a restaurant. While on their way, their share their views on Algeria Amal talks about lost illusions and Samir about the necessity to cope with them. At the same time, their son Fahim and his friends Feriel and Reda are wandering about in a hostile Algiers about to steal their youth.