A young organic chemist dies in an accident and is reborn as the infant Ain in a world of magic and sorcery. Along with his twin brother, Kyle, Ain uses his past life's knowledge of chemistry to influence the world around him. As he gathers companions, their combined strength grows to the point of potentially changing the world. This is the story of two boys who may one day save the world with knowledge and bonds. The story prioritizes fantasy, with science elements, including chemistry, gradually increasing.