My son brought her in his forties...

One day, 10 years had passed since he lost his beloved wife, suddenly his son brought his girlfriend, Misaki. This is the first time my son has brought her home since high school, and as a parent, I am happy to see him... Misaki is a woman who is one or two years older than her son, so I couldn't hide her confusion. Moreover, for a certain reason, they ended up living together for a while, and eventually they began to follow Misaki, who took care of her surroundings like a wife...