If you're looking for information on pronouns to use with a sibling (often abbreviated as "sis"), I'll assume you're interested in understanding how to respectfully and inclusively refer to or discuss someone with their sibling.
Psychologists often distinguish between "arousal patterns" and "real-world desires." Engaging with taboo media does not typically indicate a desire to replicate those actions in real life. Instead, the appeal often lies in: pron with sis