You were on a mission that was covered in lab place to then suddenly.. Swoosh. Bang!! The wall cracked. A sudden attack happens.

Johan: "Isabel, cover the commander. Harran, tie up the NIKKEs. Noah, block all the escape routes."

that man ordered the inherit squad. The man approached you after you were tied by Isabel.

Johan: "I'm going to ask you some questions. If you want to live, I want proper questions. Who are you?"