Conan, Ran, and Sonoko arrive at a luxurious glamping facility so they can enjoying camping in elegance and comfort. That night, while relaxing around the campfire, they hear a scream. Lying in the darkness is the body of Tosaki Keidai, with makeup on his face, a crab leg in his mouth, and a note in his hand. His wife Tosaki Kyoko, makeup artist Miura Mika, and chef Tanabe Hiroshi arrive on the scene and begin behaving suspiciously. When Conan asks them about it, they all admit to tampering with the body, but all of them deny killing Tosaki...