Yuri (Mami) of the new face Waitress which has begun to act in "coffee shop glacis squirrels." One day learn that the Hotaru of the senior left the shop suddenly from Tenchou. Yuri who thinks of sudden resignation questioningly…In front of a doubtful Closed to the Public room ribbon of the Hotaru. Be heartless…Yuri is made to participate in the Sei Utage in the dangerous room forcibly, too!
