Sonoko asks whether Ran has given her reply to Shinichi's confession that he made in London, upon telling her that she hasn't yet Sonoko tells Ran to quickly give him a reply or else he will think Ran has feelings for someone else, she also notes that Shinichi's a lot of popularity among females so there could be rivals.
An unknown male starts flirting with Ran on the bus telling her he also has business at Haido Hotel, Conan/Shinichi look on in jealousy and thinks to himself saying he better be telling the truth.
Conan feels that he has met Masumi before.
Conan feels that Masumi made an erroneous deduction on purpose so that Conan would have to call as Shinichi to solve the case.
In the last scene, Masumi is revealed to be female, as well as a new transfer student in Ran's class.