Beautiful wife, secret side job, wife next door secretly working at a mass soapland

The Kurokawa couple, who live nearby, were Kayama's ideals. Meanwhile, Kayama lives alone with his wife running away from him. However, it was Kurokawa's wife, Sumire, who happened to visit a soapland, who greeted Kayama with three fingers. As she is confused, Kayama is excited, and says, "I'll keep it a secret!!" and makes her suck her cock... Although he is confused by Kayama, who has become a regular since that day, Sumire continues to be taught the joy of being a woman through Kayama's huge cock. However, one day, when Kayama visits the store...