The season 2 finale of 'Paradise' has ended with a significant twist, leaving viewers with questions about a character named Alex and someone referred to as 'User X'. The finale's ending has been explained by the show's writer and executive producer, who discussed the sci-fi elements and plans for the third and final season. The explanations provided by the show's creators have addressed some of the questions surrounding the finale, including the identity of Alex and their connection to other characters.