Synopsis

A chilling prophecy hung over the birthday celebration at the mansion with the clock tower. Kogoro and Conan Edogawa were tasked with protecting Rukako Hoshina, the mistress of the estate, but their efforts proved futile. The ominous warning had come from a mysterious sender calling themselves "the Guardian of Time," predicting her murder at precisely six o'clock. The victim was found with a single, fatal wound – an ice pick plunged into her heart. The killer vanished from the balcony, leavin