Red, White, Yellow, and the Detective Boys Meitantei Conan : Season 17 Episode 19

A child asks the Detective Boys for help on investigating someone who is doing something weird. They are told to come by tomorrow. The next the kid's apartment has been burned down. The only clue to the culprit is the kids Diary, mentioning the Yellow guy who argued with the kid's father. Now Conan must solve this mystery while Sherry senses a black organization member nearby