Masami Kitazawa who works as Nurse. Be going to its office in a certain morning, and a bloody man falls down before Yumi. Were Yumi to be surprised at, but oneself carried it in the hospital which worked for the time being calmly. The man who did not get out of control as a result of treatment. Be devoted, and the man hands the Yubiwa which is Kirei to Yumi gentle at heart. Were the Yumi which was interested in the man who occasionally ate mysterious Koto, but peaceful daily life continued other than it. But, a huge monster appeared in the town suddenly, and, at a certain night, have begun to act violently! ！
