Former middle school teacher Eiichi Kamio is murdered by an unknown person. His daughter Mayo is scheduled to get married in two months, but returns to her hometown because of her father's death. Their hometown used to be a vibrant area with tourists, but not so much after the coronavirus outbreak. Mayo wants to know the truth behind her father's death. He was loved and respected by his students, so why was he murdered? At this time, her uncle Takeshi appears in font of her. He used to be a magician and was famous in Las Vegas. He tries to solve his brother Eiichi's murder case with his niece Mayo.