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.
Ayaka Nanase
Rikka Isurugi (voice)
Haruka Tomatsu
Mia (voice)
You Taichi
Melissa (voice)
Hiroshi Tsuchida
Allen (voice)
Eizo Tsuda
Hyouei (voice)
Keiji Fujiwara
Oboro (voice)
Aki Toyosaki
Madara (voice)
Kohsuke Toriumi
Kasumi (voice)
