Apparently, Hikari, my mother's best friend, is coming to play today. Masato had no hope that his mother's best friend must be just an aunt. However, what appeared was a beautiful woman with big breasts that was completely different from what I had imagined! Masato fell in love in an instant. Masato couldn't help but stare at his cleavage. However, when Mitsuru noticed his passionate gaze, he began to mischievously provoke Masato...