Gohan moves to Satan City to attend Orange Star High. However, his journey takes a very unexpected turn upon arriving.

When Son Gohan, Videl Satan, and Erasa are selected to test a new cultural learning program, everything seems to be simple enough. That is until midnight when the dark hour hits. Shadows abound, the only option for Gohan and Videl is to temporarily join SEES. Meanwhile a new face is preparing to make itself known, and it has the potential along with an appetite for destruction.