Natasha and Ivana are sisters. They look like identical twins but there is actually 18 months between them. Their cousin Harry is adopted so they see no problem with taking care of his needs just like the 4 college boys who want to show them just how much fun a midnight skinny dipping adventure can be. Harry warns them the four horny college boys are looking for a lot more than skinny dipping fun and games.
Hyacinth has simply got to have it. She is reduced to working herself into a lather of repressed sexuality on the organ and now that is the only way she can get the release she needs to function as a fully liberated woman.
The scene that Rose walked in on in her sister's house with her Brother-in Law and the babysitter was not appropriate for mixed company. She decides that he needs proper punishment for his cheating ways and she might scratch her itch at the same time.