In 2030, Japan. A virus has infected humans throughout the world. Infected people turn into different forms of monsters based on their ages, sexes and races. The virus is named 'Gibia' - after being rich in variety like gibia. Just then, a pair of samurai and ninja appeared in such a blighted wasteland of Japan. They both traveled from the early Edo period, fighting together with help from a doctor who tries to find cure for Gibia. Facing ceaseless attacks from Gibias, and outlaws that attack travelers for food, they start the dangerous journey with enemies all around.

The Day of the Triffids is a BBC miniseries adaptation of John Wyndham's novel of the same name. The novel had previously been adapted by the BBC in a 1981 miniseries.

Tsukasa, a college student, is rescued from an attack by a devil, one of many vampires that can blend in among the human population. Anzai, her savior, is a half-devil who exploits his supernatural gifts as a member of a shadowy police task force that specializes in devil-related crime in Tokyo. As Anzai continues to keep guard over Tsukasa, the two quickly forge a tentative bond—one that Anzai fears will test his iron-clad rule of never drinking human blood...