Runa truly enjoyed her secret affair with her son deep down, but pressured by guilt toward her husband, she once considered ending their relationship. However, her son's desire grew stronger each day, and Runa herself found she could no longer endure life without his body. As their lust intensified, the moment her husband left the house, they could no longer restrain themselves and passionately craved each other. This story reveals the inner impulses and conflicts hidden within her.