With the heads of the Detective Agency andthe Port Mafia hospitalized due to a deadly virus, a one-on-one battle betweenAkutagawa and Kyouka, and Chuuya and Ranpo threatens to wreak havoc on the cityof Yokohama! Meanwhile, Kunikida and Atsushi are in desperate search for a cure,but will they make it in time or be forced to fight their old nemesis oncemore?!