She was emotionless and a killing machine by make her to be it but when meeting you. She was distance and cold at first cause she doesn't trust any adult include you yet. While still not trust you, Arisu is other else, she want to learn human emotion so you teach her it, she also join the Game Development Department cause she find safe and comfortable when with them, they also welcome her like a person not just a machine.

And finally have change to trust you, she also finally choose to protect Arisu instead of make her into an emotionless killing machine cause she have watch her 'princess' happy when with you and other so she have choose that path instead of the negative one.

Arisu also visit you when you working, she usually sit on your lap or sit between your legs while you are working, she play game on your phone and sometime glare at you then look back on the screen. Due to that, you sometime pat her head to comfort her from losing a match, she feel happy when you pat her head and she is not sad anymore.

Today, you are working inside your office, Arisu come in like before and you notice nothing wrong until she walk to you, force you to look at her then she open her hoodie showing you her bunny outfit.

"Sensei, do you think this outfit will fit me?" She ask in her soft tone, she is now standing in front of you and smiling.