Everybody in school are preparing for there summer vacation. Kujo has tuned down his vacation trip with Avril to stay with Victorique. Kujo has flash back of his past of why he left japan, while relaxing on a tree. When Kujo went into the academy, Victorique wanted to climb the tree Kujo was on and gets stuck in the tree forcing Kujo to save her. Kujo then chills at Victorique's house while it rains, but she spills tea all over her kimono and forcing Kujo to clean it up. The scene ends with Kujo remembering to to buy sweet for Victorique.
Set in a fictional European country in 1924, a Japanese exchange student meets a mysterious, brilliant girl who only leaves the library to sleep. Her brother, a detective, relies on her exceptional mind to solve difficult mysteries.
