Shinichi's fragile peace has shattered. The humans who know of the parasites are starting to make their move, and the parasites themselves are beginning to cooperate and dispose of loose ends.
Mona is the cutest girl in school, and she knows it. In fact, she's worked hard to make her high school debut succcessful. But no matter what she does, she can't seem to catch the eye of stone-cold stoic Medaka Kuroiwa.
Second-years Mao Tsuchiya and Hisashi Otomo make three promises... The two's ground rules should ensure a peaceful life together in their dorm, but life is never as simple as it should be, and some things are not so easily promised...
