Synopsis

Sako Manabu, a man clad in bloodied garments, appeared at the Mori Detective Agency. Following a string of misfortunes, he had sought oblivion the previous night, yet his memory was lost. Awakening to broken glasses and blood-stained clothes, he recalled only a head injury, leading him to deduce the blood was not his own. Troubled by the possibility of having committed a terrible act, he sought assistance. While the detectives initially saw no apparent clues, Conan discovered subtle hints on Sak