It wasn’t rape. If it happened at all, it was consensual.
And if she kept that dress for 25 years without washing it, maybe there wouldn’t be any clue he was ever near the dress - she’s been wearing it (she is for the photo shoot anyway.). It’s not like she had what Monica had on her dress.
She could be lying or maybe she trysted with him and is only lying about the consensuality.
She’s claiming it was rape.