ผัวรักตูดใหญ่ของกู และเขาเย็ดกูทุกวันจนกูโดนกระแทก

Kurumi was happily married, but her husband became busy with his work and their nighttime activities, such as fertility control, decreased. She is frustrated and indulges in masturbation, but her husband's stepdaughter sees her doing it.