Case Closed

Conan, Rachel, Serena and Dr. Agasa are cleaning Jimmy's house when an old classmate stops by and claims to be Jimmy's first crush. She invites the group to a college party, and Richard agrees once he learns one of the people has been a three time beauty contest winner. Once they arrive though, mysterious illnesses seem to hit the birthday girl, and the ottage they are in catches fire. Is this all an accident, or is something sinister in the works?