There was one more person on guard duty as he was added to the justice enforcers team who were ordered to guard the BRSD HQ. This person was Ongaku. He was added upon a request by Arata.
OVER THE UBRSD
Gaya was walking towards the elevator to go to the warehouse where her private car was parked. As she stood in the elevator, Emiko came inside, walking in a rush.
As she stood beside her, she panted and after taking a deep breath, continued talking.
"Sensei... I-I did as you said... Ordered the students to reach directly at the direct UBRSD HQ location.
Also, Rēza and his friend were here a few minutes ago. Since you were in a hurry, I told them to guard this place."
"Hmm... Looks like it's too late now and that's why many students wouldn't turn up over the BRSD. If only I got this news earlier I would've conducted this heist in the morning...