Dr. Pamela Bell is missing, and an atypical (but apparently effective) research group is pursuing her. Among them, her longtime colleague, Paul, and her twin sister, Jolene. But, among them, there is also a traitor: why does someone want to prevent the group from finding Pam? What awaits them once they cross the mysterious portal? What are the terrible secrets that the extraordinary and advanced civilization that lives beyond the portal hides?...