Maki Hoshikawa married her coworker, Mr. Hashimoto, after a workplace romance. After moving in together, his extreme mother complex became apparent—he even consulted his mother about the color of their curtains. Relations with his mother were strained, leaving the household in a complicated and tense situation. Amid this turmoil, Maki's suppressed desires begin to surface as she surrenders to another man. Her passion grows intensely, not merely as raw desire but evolving into skilled, uninhibited lovemaking, revealing a deeply sensual and lustful side as she boldly takes pleasure in forbidden ecstasy.