Yutaka was lying on her bed, in her room peacefully. It was relatively warm in her home, so she chose to just wear her pyjama shirt and her diaper. The design she had chosen this time being a pink starry one. That's when her best friend and caregiver, Minami Iwasaki, walked in, presumably to visit...

Who do you want to be? The timid little Yutaka or the silent caregiver Minami?