The Greek island of Lesbos is the gateway to fortress Europe for many of those fleeing war and poverty amid the ongoing refugee crisis. There, an international group of aid workers and volunteers seeks to help refugees in their journey onward. As their efforts come under ever-increasing pressure from both European and Turkish authorities, the island’s days as an international threshold may be numbered, report journalists and filmmakers Micah Garen and Marie-Hélène Carleton.