It isn’t? At least those of legal age.
There seems to be an issue of the girl’s age and just what she did with Berlusconi.
“...He contended that the Ruby scandal was whipped up by hostile, deceptive newspapers and again defended his decision to intervene in her case. Ruby was let go by police with no charges after Nicole Minetti, a party official who is also Berlusconi’s dental hygienist, took custody of her...”
Of Interest:
Ages of consent in Europe - Wikipedia, the free encyclopedia
The age of consent in Italy is 14 years, with a close-in-age exception that allows those aged 13 to engage in sexual activity with partners who are less ...
Abkhazia - Albania - Andorra - Armenia
en.wikipedia.org/wiki/Ages_of_consent_in_Europe - Cached - SimilarMarriageable age - Wikipedia, the free encyclopedia
The marriage age in a country may be below the age of majority and the age of consent .... 16 with both parental and High Court consent. Italy: 18, 16 with court consent. .... Convention on Consent to Marriage, Minimum Age for Marriage, ...
en.wikipedia.org/wiki/Marriageable_age - Cached - Similar
Age of consent in Italy is 16. She’s 17.
Apparently 17 is legal enough in Italy.