Detective Conan, 50

What happened on London's Vauxhall Bridge? The case of the poisoning at the model's party comes to a close, revealing the secret of Masumi Sera and her mother, Mary! Conan and the Junior Detective League become involved in a strange case at a farm where Tooru Amuro goes to rescue Kazami... and where he encounters Rumi Wakasa, who is with the children.