If you are looking for information on exploring intimacy—specifically involving (often referred to colloquially) or within the context of trans-feminine (ladyboy) identities —the most "useful" content focuses on safety, consent, and technique.
Use "gradual dilation." Start with a finger or a small toy before moving to anything larger. Listen to your body; if it hurts, stop.
For anal play, many people prefer "prepping" through hygiene or light douching, though it is not strictly necessary.
If you are looking for specific adult media or "NSFW" scripts, I cannot generate sexually explicit stories or descriptions.