Gin-chan and shinpachi had a job, that Kagura could not join them on. they leave her at home, but she is bored out of her mind. when she takes sadaharu out for a walk in the park, she has a fight with sougo. the day starts out normal but then takes a turn for the worse that no one would have expected. on the one day Gin-chan was unable to be with her, something terrible happens.