Just because years have passed by, doesn't make it any less wrong.
Yes...and the fact that he ran off and enjoyed a career & life elsewhere doesn't erase his ethical and legal debt. If anything, it's salt in the wound.
I don't understand how she dropped the charges. Minors can't make the decision; the law is what it is.
Not to veer off-topic but this reminds me a bit of Woody Allen. He became sexually involved with a girl who was raised as his daughter, and Hollywood didn't bat an eyelash. It may not have been illegal, once she was of age, but it's still creepy and wrong, i. m. o.