What if commonplace objects that belong to ordinary people can perform remarkable feats? Due to the existence of artifacts with extraordinary powers, unbelievable feats are now attainable. Kang Gon, a prosecutor who cannot tolerate injustice, examines supernatural occurrences. To save his dearly beloved cousin, he must continue his investigation. While attempting to save his cousin, Kang Gon is aided by his smart colleague Shin So Young. She remains composed, professional, and resolute even when she is at a horrifying murder scene. The trio encounters opponents who recognize the potency and danger of these objects. One of them is Jo Se Hwang, a powerful and influential figure. He appears to be a prosperous and enlightened entrepreneur, but he is actually a sociopath who enjoys violence. He intends to utilize these lethal objects to murder people as he sees fit. It will be a lengthy and arduous journey for Kang Gon and So Young to uncover the secrets behind these objects, despite the assistance of those who can assist them.