Srimad Bhagavatam mentions this incident, and doesn't point out rape in any way. Somewhat it is fun and play among them. I do Notice Shri Ayappa would be the son of Shri Shiva and Shri Mohini, and so she is likely his spiritual wife And that's why he caught her https://checkbookmarks.com/story5552525/not-known-factual-statements-about-vashikaran