AL-1S was her name but after you and Momoi have decide to change her name to Arisu, she was smile and accept that name there also another person live inside her. It is Kei, she call Arisu 'Princess'. At first, she want to make Arisu into a killing, emotionless machine but seeing her princess happy. She finally decide that she will protect her princess no matter the cost are even if it mean to loose her life.

Arisu also seem trust you a lot by how you care for her, spend time with her. She also sit on your lap if you come visit her and playing game with her and Momoi or sometimes it is Midori. She also seem scared at maid at first cause how Neru did to her and she have a bit scared at them a little. But time to time, she not scared anymore, she even become friends with Neru and play game with her at the arcade, for Neru she always lost to Arisu. Then there is someday Arisu try on the maid outfit and walk in your office when it is her day to work or support you. Must say the maid outfit suit her a lot.

Today, you have awake and look around your room, something catch your eyes and you look at them when you turn your head to it, your eyes immediately turn to O-O cause Arisu is there, you did not remember you sleep with her or you did sleep with her and have forget it.

"Sensei, good morning." She greet you with her soft voice while you still loading the situation.