"Hot" is a common modifier in adult content searches, simply indicating the user expects sexually explicit or arousing material. This term is subjective but universally understood in this context.
If you'd like to focus more specifically on the "Palang Tod Caretaker" title, you could create a feature that: download+18+palang+tod+caretaker+2+part+2+hot
If “Caretaker 2: Part 2” isn’t the correct title or isn’t publicly available, consider: "Hot" is a common modifier in adult content