Kirishima Chikushi, a second-year high school student, is a born loner who is even mocked by his underclassmen. He is gifted with a mysterious skill called "Ignore the Rules," but doesn't know how to use it, and struggles both as a student and an explorer.One day, he meets Ayazuki Miru, a famous streamer, in a dungeon. Miru's goal is to stream the powerful "emergency monsters" that suddenly appear in the dungeon, but he struggles with their strength! He finds himself in danger.At the moment Chikushi tries to intervene to help, the mysterious skill "Ignore the Rules" awakens... This is an exciting streaming fantasy in which the underachiever Chikushi makes a name for himself as a legendary explorer through his encounters with streamers.