Erotic novel: A female young wife - The honey in her hand - Nagase Asami

Kasumi and Ryutaro met three years ago after being introduced to someone and married after being enthusiastically proposed to them. However, from around last year, the decline due to aging and stress from work have been combined, leading to the end-effects of the male genitals. In order to restore functionality, Ryutaro plans to use Miyata, a young electronics store clerk, to have his wife cuckold. After seeing Kasumi's sex being slept with, Ryutaro's male genitals are recovered and he is able to hug Kasumi safely, but what is Kasumi's true feelings...