What is the fine-grained topic of the following text: The characters themselves are a reasonably fun bunch: Teresa is the classic “got all her knowledge of Japan from samurai fiction” foreigner who’s just the perfect combination of silly and sweet, while the narcissistic Kaoru and the “kick first, ask questions later” Alexandra also provide some amusing moments; even the little sister seems to have a fun side to her that likes quoting dramatic monologues from romance novels. Only return the topic.
Character descriptions in a story.