A calm yet raging arrogance spilled out of Asher, filling up the space.
The reason he didn't kill Ana was just as he said, because she was now a student at the academy.
Asher had years of experience with why and what the academy could do. If he killed a student for no valid reason, he would be hunted down by the academy to the end of the world, even if he was the top student at the academy.
The reason for this was, the academy sees something like this as betrayal, an untrustworthy person to whom the academy couldn't put their faith upon. The academy wants a loyal, nationalist, and devoted to the academy type of student.
"But, don't ever try to be an obstacle in my path, or I might kill you without a second thought." Asher gave a glaring vow with wide, firm eyes.
…
EverGreen Academy - Third Arm, girls dormitory.
"Ahhh…" Ana slumped her body on a soft, comfy bed, closing her eyes.