Amaranthine: The Obsidian Book is an action-packed hidden object adventure game where you will travel to the snowy mountains of Iceland to investigate the disappearance of a scientific research team. The team was sent to find and study the mysterious element known as Harmonium. While you are there, you will meet Professor Bennett, who is missing and being kidnapped by a mad scientist. The scientist wants to use the power of Harmonium to open a portal to another world and get the legendary Obsidian Book. You will have to find the missing objects and use them to unravel the mystery and rescue Professor Bennett and her aide.