What a good introduction to the girlfriend's parents. Although the stepmother is not her own mother. Still, she also decided to do her part in raising her stepson. The method she chose, it is true, is not the most popular - I have sex education. But I think it's a pretty brave decision. Considering that she is not his own mother, it cannot be considered incest; on the other hand, for this lady's husband, it cannot be called treason. Since it is his own son. Everybody wins!
Asian women are very sensual and erotic. They have one more advantage: this race is anatomically adapted for sex with partners who have a very modest size of the penis. So if your organ is not especially big - Asian women are just for you!