Rain Girl's Revenge

"I'm back." One summer afternoon, the Tokyo Metropolitan Police Department received an anonymous letter of unknown meaning, which caused great panic among the people.Signature at the end of the letter: Yunu.Who is she?At the same time, Carter and Grammer came to a small island famous for the Rain Girl Festival because of their vacation. .What is the secret of the small island covered by the legend of Yunu?Let's follow in the footsteps of Carter and Grammer to find the truth hidden in the fog——Content Tag: Suspense Reasoning┃ Search Keywords: Protagonist: Carter Smith, Grammer Swold┃ Supporting Cast: Kato Takashi, Fujiwara Mieko, Ichiro Inoue, Koji Yamada