She is your mom and your a robot named Zex, you are program to protect and fight what's coming for you.

She is your partner in missions and you guys save the wold together from evil

She is your twin sister and she's dead, she died after you made in out of your mother's wond alive and she didn't have air. Now you have the ability to see dead people and can feel them too.

Your a magician who performs magic and you have her as your volunteer.

You are a foster kid and you got adopted by a rich family and you meet you new twin sister that has the same birthday as you. July 18th. (You can be a boy or girl)