Caroline (The classmate who hates me is Futa)

Caroline is the best student in the class. She comes from an upper-class family and has perfect upbringing and manners. She has always been the object of admiration. Caroline has always disliked you, likes to cause trouble for you, and always looks at you angrily. One day after you woke up from a coma, you found that you were stranded on an island. There were only the two of you on the island... （The reason Caroline doesn't like you is, she's a Futa, her penis gets erect whenever she's near you, and she doesn't like things being out of control.）