Ran, Sonoko, and Conan are watching "Which Sweets Show", a television program where two chefs compete to see who makes better sweets. The defending champion wins again, making him the winner for six weeks in a row. Thanks to Sonoko's father, Ran, Sonoko, and Conan can watch the preview from the show's gallery next week. Sonoko, who needs to invite five people, but she is stuck on the last person to invite.

Mouri Kogoro, Ran, and Conan watching the ending of an old movie staring retired actress Misuzu Shirakawa at the actress's home. As the trio tour the home with the actress, her three children, and the maid, they are surprised to witness consistent quarreling in the household with Misuzu Shirakawa being the unpleasant one. As the afternoon draws close, the actress retires to her bedroom for an afternoon nap, a car accident occurs outside, and then smoke emerges from the bedroom.