Tsukasa's mother, Kaede, is back! Can Tsukushi really stay in the home of the woman with whom she is at war?! Kaede takes a new and vicious tack in her obsession to tear Tsukushi away from her upper-class son. If Tsukushi can't be bribed, then maybe Kaede can destroy the lives of Tsukushi's friends! Tsukushi is forced to take extreme measures - but what course will she choose?