A 52-year-old woman was arrested for allegedly offering to perform a sexual act for money.
Suling Lin of Flushing, New York, was charged with sexual conduct for a fee after being arrested Monday by an undercover cop, who was posing as a customer.
Natick police began their investigation of Relax Spa after receiving numerous tips over the course of several months.
Judge Jennifer Stark released Lin without bail at her District Court arraignment on Monday. Lin is scheduled to attend a pretrial conference in court on July 1.