Subject E-0057. [Tieria remembered that mission. He'd been Allelujah's back-up. Plus, something he really wasn't ready to admit to, yet, he had spied on the entire conversation with Sumeragi through the Ptolemy's internal surveilance system.] That's why the HRL referred to you in that way.
[Tieria narrowed his eyes.] The HRL kept their files on the Institute heavily encrypted, even after we drew attention to it with our attack. There wasn't much that I could find, even with VEDA.