Three years into their marriage, the Morizawa couple started wanting a child. However, they were struggling to conceive and were troubled by it. One day, Kana was caring for her bedridden father-in-law as usual when she felt an odd sense of pleasure from letting him suckle on her breast, as if he were a child. After that, Kana began to exhibit 'maternal' instincts towards her father-in-law. His penis swelled and stimulated Kana's sexual desires. She invited him into her private parts herself, feeling a sense of taboo but still swaying her hips...
