A slender married actress with surprisingly large breasts, Ayaka Muto makes a striking impression. Known for her cool, beautiful looks, she plays a seductive sister-in-law living under the same roof as her brother Minoru. Under the title "Sister-in-Law," four stories unfold, fully showcasing her allure. This release completely includes two special editions based on the concept "What if Ayaka Muto were ●●?", delivering intensely erotic content.