S1E729 — The Diamond, the Painting, and the Great Actress

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.