The story begins with Yato, a minor god whose dream is to have millions of followers. Unfortunately, his dream is far from coming true, as he doesn't even have a shrine dedicated to his name and finds himself without any Divine Instrument, after his last one resigned after three months of partnership. In this setting, Yato meets Hiyori, a girl who is secretly a martial arts fan. On his first date with her, Yato is saved when Hiyori stops him from being hit by a bus, but she is hit instead. From that moment on, Hiyori finds herself between two worlds. What will happen?
After her kingdom is taken over by tyrants, a princess tries to find a group of dangerous knights to help her reclaim her land.
Iwatani Naofumi, an otaku like any other, finds a book in a library that transports him to another world. He is given the mission of becoming the Hero of the Shield, one of the Four Cardinal Heroes who will face the Waves of Catastrophe alongside the Heroes of the Sword, Spear and Bow. Excited by the adventures, Naofumi sets off on a mission with his team. However, a few days later, he is betrayed and loses all his money, dignity and respect. Will he find a way out of this desperate situation?