His mother's best friend is bound to be an aunt. Yuta was determined to live alone while his parents were away on a trip. But that resolve changed when he saw his mother's best friend, Akane. He couldn't take his eyes off Akane, who volunteered to look after him in place of his mother, and her huge breasts were beyond his imagination. Yuta, wanting to become friends with her somehow, tries every trick in the book to get her attention. Seeing Yuta's stubbornness, Akane began to develop a mischievous side...
