Vampires walk among society, existing as part of its underbelly. They do not require blood to survive, but extreme emotions can immensely increase their bloodlust, turning them into uncontrollable monsters. Tsukasa Taira, a 22-year-old university student, learns of the existence of vampires when her longtime friend reveals himself to be one of them after a tense confrontation with Yuuki Anzai—a human and vampire hybrid. Her friend is arrested, and Tsukasa soon finds herself drawn to Anzai, who reluctantly reciprocates her feelings. However, this unconventional romance may prove too difficult to maintain, as Anzai struggles to contain the part of him that wishes to devour Tsukasa.

The Chosen Children are distraught; believing they have lost one of their friends, the group struggles to find a way to defeat the rampaging Ordinemon. With few options left, they turn to Yamato Ishida for guidance and leadership, but Yamato himself is unsure of what to do. Determined to save the world despite their tragedy, Yamato and his friends must take on the ferocious digital monster. As some of the children are missing their partners, they are at a significant disadvantage. Nevertheless, the Chosen Children resolve to fight until the end to secure their future and that of their friends.

Fuuma ninja clan is a secret ninja tribe that is waiting for the Orochi (gigantic snake) to resurrect for generations. Shirasu and his twin brother Ichiu grew up in this viscous environment and this tells how they become the leaders of the clan. (Source: Amazon Prime Video)

The three brothers discover that the human experiment banned after destroying the Orochi, is still going on to secretly revive the evil snake. They also find out that some ex-members of the Yamainu (the Japanese military unit formed to kill the snake) are behind this conspiracy. The brothers fight together again in a battle against the military. (Source: Amazon Prime Video)