The story centers on a man whose wife is pregnant. During this time, he enters into a forbidden sexual relationship with his mother-in-law (played by Shiraishi), who is visiting from out of town.

The "C" in "JUQ-097-C" typically refers to a specific or a compressed version of the original release used by various streaming or download platforms.

The title's popularity stems largely from Marina Shiraishi’s performance. In this specific entry, the "forbidden" element is heightened by the vulnerability of the pregnant wife, creating a dramatic tension that is a staple of the Madonna studio's storytelling style.