Caladros Fenwynn Daelithor Amaranth, other people call him Cal, found himself in a strange world where a mysterious man is living in it after his "death" from assassination. The man offered him a chance to continue his life in one condition: to survive his series of trials and become a ruthless person.
This is the story of Caladros as he survived the merciless trials of the demon god as he strived to become the strongest in the world, regardless of means.
