Based on the manga series "Yume no Kayoiji" by Yasuyuki Ohno (first published January, 1987 by biweekly seinen manga magazine Young King).
After an epic showdown results in near fatal injuries for two twin brothers fighting for the claim to their ninja clan, one brother is saved by a group of happy-go-lucky Yakuza, while the other lurks in the shadow, waiting for the right moment to strike.
Two identical twins, Subaru and Homare, are deadlocked in a death match to determine who becomes the new leader of their clan. After the epic showdown results in near fatal injuries for the two, Subaru is saved by a group of happy-go-lucky Yakuza. As Subaru slowly gets acclimated to the world outside his ninja training and learns the way of the Yakuza, Homare lurks in the shadows, waiting for the right moment to strike down his brother once again in order to achieve ninja supremacy.
A young woman is convinced that someone inhabit her house during the day.... She will quickly decide to buy a camera to record what is happening in her apartment during her absences.