After losing his job, Tōma Itoru stumbles upon a mysterious mansion—the National Yokai Consultation Bureau, or “Zenjinso” for short. This hidden institution serves as a refuge and support center for supernatural beings who have blended into human society. Now employed at Zenjinso, Itoru must navigate the complex and often bizarre worries of his non-human clients. From lost spirits seeking closure to mischievous yokai causing trouble, he faces each case with wit and determination. As he becomes entangled in their world, what secrets will he uncover, and how will his own fate change in the process?