Carter

Carter, a character in "Rules of Engagement" series, is a crew member on the cruise. He's got his first appearance in book 1, chapter 1.

Look
Carter has short, blond hair, brown eyes and tan skin. Usually, he wears a white shirt, a black sleeveless vest and a dark blue tie.

Party-girl Sister
Carter and Party-girl Sister are co-workers. They eventually hook up together.

Claire Pierce
Carter meets Claire at her birthday party. She's very attracted to him and always tries to get his attention. Carter means that Claire is the most frightening teenage girl he's ever see.