Kouhei Kuroda

Following the brutal rape and murder of his teenage daughter, a single father seeks revenge against the responsible youths. His pursuit for justice becomes a deadly cat-and-mouse game with both the perpetrators and the police.

Minoru falls ill with a heart ailment, but luckily finds a donor and undergoes a transplant. However, after he has married his co-worker and had a child, he discovers that the blood infusion received during his transplant was contaminated with HIV.

Akebono City is a peaceful community overflowing with humanity. Since there was a Power Spot that released the magical power in the community, the people were distressed by the threat of the demon army Jamanga who are gathering Minus Energy from the frightened masses for a sinister purpose. The secret organization S.H.O.T. was formed to protect the people of the community from the Jamanga, concealing their existence as ordinary members of the Akebono Police Station, which considers demons beyond their jurisdiction. Kenji Narukami, a student of the Narukami Dragon God Style for fighting demons, arrives at Akebono to fight the demons, eventually getting his wish when he is transformed to RyuKenDo and faces off against Jamanga's forces together with his friends to restore peace in the community.