The sealed underground area - 1 year after the incident with Kate. Amano Elle, an agent of the Special Operations Division of the Metropolitan Police Department, is tailing a Republic spy, who has entered the country undercover. A legendary hacker appears on the scene when Elle breaks into a facility where the former army was conducting secret nuclear research. Elle and Alina, both agents of opposing nations, each on a mission to discover the truth! Nuclear development, Military puppet operations, Neo-biocentrism... What will they find at the end of their intersecting stories?