winter was a character that nemao used for his self insert, the creator of winter was 14-15 at the time and her and nemao were dating, nemao is like 28 right now and he KNEW winter's age, he made pornographic art of his oc and her oc. more info here https://www.reddit.com/r/happytreefriends/comments/1104q1y/nemaos_grooming/