Stefan met Valerie when she approached him. Stefan's mother, Lillian Salvatore, sent Valerie to him. At some point of the event, which featured kissing for raising money for the soldiers in the Civil War, Julian noticed the couple and approached them. She introduced him to Stefan. Julian warned Valerie not to get too close to Stefan. They've managed to escape Julian by casting a cloaking spell. Several weeks later Stefan waited for Valerie on the exact same spot, but she never showed up.