Episode 1050: Intrigue at Morikawa Mansion (Part 1)
Scenario: Conan and Ran accompany Kogoro to the mansion where he has received a request. The client is Yuyama Morikawa, known as the don of the soft-serve ice cream industry. Yuyama has been diagnosed with cancer and has very little time left to live, and he asked Kogoro to advise him on his inheritance. In the mansion were the owner, Yuyama, three brothers, Yuichiro, Yujiro, and Yousaburo Morikawa, who were candidates for inheritance, Hiroki Oi, a lawyer, and Tomoyoshi Shikatsu, the chief butler. All the three brothers talk about is their inheritance. When Conan goes around the mansion, he sees that each of them is eager to get their hands on the inheritance. They fight constantly, and Tomoka, who has known them since he was a child, seems lonely. At dinner, Yujiro is nowhere to be found among the members gathered in the dining room. The meal begins without Yujiro's arrival, and after dinner, they are informed that the will will be rewritten tomorrow afternoon.
The next morning, neither Yujiro nor Yuuzaburo show up at the diner. Suspicious, Conan and his friends go to check their rooms. Yujiro is nowhere to be found, and Yuuzaburo was murdered in a locked room. Kogoro tries to call the police, but is stopped by Oi.
Kogoro, Conan, and Ran are invited by Yuzan Morikawa to a remote island where Morikawa mansion is located. Yuzan, whose body has been consumed by late-stage cancer, asks Kogoro to help him and his lawyer, Hiroki Oi, rewriting the will, and to select one person that is worthy of inheriting his legacy.
Later, the group have a small tour around the mansion, lead by chief butler Yuka Shito. While they are looking at the tank room, they meet the first son Yuichiro, who is researching a new flavor for the soft serve. After that, they go to reception room, where they meet the second son Yujiro, and the third son Yuzaburo. However, it seems that the siblings always having a fight over the inheritance.
When it is dinner time, Yujiro doesn't show up. At fisrt, nothing feels wrong. After dinner, Oi reminds the whole group that the will shall be rewritten tomorrow afternoon. However, both Yujiro and Yuzaburo doesn't show up during breakfast. The others decide to check their rooms. Yujiro is not found in his room. Meanwhile, they found Yuzaburo lying dead in his room.
Oi stops Kogoro from calling the police, as it will be considered a breach of contract. However, he allows Kogoro to investigate the case. Conan also investigate, and even ask Yuzan some questions. He later return to their room, where Ran is thinking to have another soft serve. However, the machine is not working. Fortunately, Yuka come in and fix the machine. Suddenly, along with the soft serve, there is also some red-color stuff coming out from the machine. Conan then realized there is "something" in the soft serve tank.