Five film students are producing a documentary about the local zoo when suddenly the animals go berserk: The reason is a light ball flying by in the sky and crashing at the horizon. Convinced that they’ve just witnessed a meteor landing the students follow the trajectory to document the event with their camera. In a forest area they discover a burned crater. Since it’s too dark to film they decide to spend the night in their van. The next morning one of them is missing. The remaining students find first a trail of blood and then the torn up pieces of what used to be their friend. Soon they realize that something is hunting them – something that’s not from this world.

Emerald Green is the stunning conclusion to Kerstin Gier’s Ruby Red Trilogy, picking up where Sapphire Blue left off, reaching new heights of intrigue and romance as Gwen finally uncovers the secrets of the time-traveling society and learns her fate.

Gwendolyn Shepherd is a normal 16-year-old, but her family holds a secret: A time-travel gene is expressed in the clan inherited, but not every member of the family is blessed with. Everyone is certain that Gwen’s cousin Charlotte has the gene. However, someday Gwendolyn suddenly finds herself in London at the end of the 19th century and realizes that it her, who was born a time traveler. While she is not very enthusiastic about it she will do everything possible to solve the ancient mysteries of the red ruby.