Ryuga of Sirius! I'll Seize the Rainbow in Tempest!!.Ryuga visits the graves of Shin and Yuria. Meanwhile, Ken-Oh returns to reclaim his territory in which some of his former lieutenants have become even more brutal than he was. One group has the misfortune to encounter Kenshiro, who stops them from mistreating the townspeople. Kenshiro then meets Ryuga, a martial artist and servant of Ken-Oh, whose astrological sign of the solitary star Sirius is neither part of Hokuto nor Nanto...