https://www.yourbrainonporn.com/miscellaneous-resources/start-here-evolution-has-not-prepared-your-brain-for-todays-porn/

visual novelty = dopamine
new female = dopamine
illusion of a new female = dopamine
changes in a females appearance = dopamine
change in hair = dopamine
change in make-up = dopamine
change in clothes = dopamine
cosplay = dopamine
emiru = dopamine