Ghost Hunting in the Strange City

The cold ghost king who was the most famous person in the underworld went to the human world to find his lover. Unexpectedly, he was attracted by a good boy who was pestered by evil ghosts. Unluckily, he sacrificed his kiss, but he also spent a lot of spiritual power! He has an innocent face, like a plaster that can't be shaken off! If he hadn't been somewhat similar to her, how could he, the mighty ghost king, be led by such mediocre people? It's really unbearable for my uncle, but even my aunt can't bear it! "What a spiritual master! How dare you tease me!" When the night wind blows and darkness surges, that's when the demons start to get restless! Various supernatural events occur (all events revolve around the spiritual collector and come from the secret spell of the ancient city controlled by...)