Rikka is a ninja descendant. Her grandfather Hyoe is the last chief of their ninja clan and her father is a cyborg researcher. Both are killed when a weapons' company raids his lab to use his research. Rikka sets out to avenge their deaths.

Cast:Ayaka Nanase, Haruka Tomatsu, You Taichi, Hiroshi Tsuchida, Eizo Tsuda, Keiji Fujiwara,

Genre:Animation, Action, Drama, Science Fiction,

country:Japan,

Production:Studio 3Hz,