That handsome stranger who likes piña coladas and getting caught in the rain, the one who just winked at you online? He might be a computer-generated fake, trying to trick you into upgrading to a paid online dating membership, according to the Federal Trade Commission.

On Wednesday, the agency brought its first law enforcement action against an online dating service, suing JDI Dating Ltd. in U.S. District Court for the Northern District of Illinois. The company agreed to pay $616,165 to settle the case, quit using virtual profiles and modify its billing practices.