Ross is excited that his dissertation is in the school library until he learns it is in an isolated aisle where students go to hook up. Rachel and Phoebe believe they have found the perfect girl ( Kristin Davis ) for Joey. When Janice invites herself to Chandler and Monica's wedding, they try dissuading her by convincing her Chandler still has feelings for her. Ross tries guarding his dissertation from potential lovers. He meets a woman there who knows his work, and they end up fooling around and getting caught by library staff.