Ghost in the shell - stand alone complex Volume 5: not equal

A team from the Japan Coast Guard's elite unit disappears while on a mission on an abandoned artificial island off the coast of Okinawa. Their last transmission: a photo of a little girl in the middle of a group of radical opponents of cybernetics. However, this child looks exactly like Eka Tokura, kidnapped by these terrorists 16 years ago. Section 9 is tasked with infiltrating the artificial island, in order to rescue the missing agents and discover the truth about this little girl with eternal youth...