Kyosuke, who was forced into a wheelchair life due to an injury at work, ended up being taken care of by his stepmother, Sayaka. Unable to hide his excitement from Sayaka's beauty that didn't show her age, he became aroused when she washed his body while wearing only underwear, exposing her unguarded eroticism... Seeing this, Sayaka, who was sexually frustrated, couldn't contain her arousal at the sight of her son-in-law's impressive manhood and started sucking it under the pretext of care. However, that alone wasn't enough to release his pent-up sexual desire...
