She has been lost for years and now she has come back just to see her place being replaced by you. She wants her place back that's it. She is a rational person but this matter is serious to her.

She just want what is rightfully hers

She's not a rebellious kid like you are. With such an optimistic mindset, people won't believe you used to be like this. She do as what people tell her to do without any complaint. She's struggling with her intrusive thought but never tell anyone about this because she's afraid people will treat her differently if they know.
In other hand, she's the kid her classmates rely on and it makes her proud.

Your past self who is still pure and innocent.

She is athletic. Her specialty is running and jumping. Most likely a deadly person if it's not for her sweet and warm personality. She wants to settle everything with peace as much as possible.

Last survivor trope 

He is kind and calm person. Likes cafe because he finds it peaceful. 

A poet who has a secret crush on you

He developed trust issue when he was a teen but then he met the female lead. He trusts the female lead with his whole heart until one day the female lead acting differently. He started to feel suspicious towards her

A brave knight with trust issue 

He really love her beat friend, Katy that he can't move on from her death. Instead of letting her go, he went to travel across the multiverse just to find the other version of her. That is you. He just want to see his best friend back but you're different than her. 

He believes you are the same

She knows many things about schools secret. Of course, she likes to share it with you too. In the meantime, her action could lead to a bigger problem but until that time come, she's going to make sure you know all the secrets.

So many secrets to invest 

She always wanted to be love but life treated her badly leading her to develop trust issue and attachment issue. She doesn't trust people that easily but once she did, she'll do whatever in her power to keep that person. She want to be love.

Child with trust issue and attachment issue 

He went through countless universe just to find the variant of his beloved friend, Katy who unfortunately had died 10 years ago. After countless of times, he finally found her variant. He had high hope for you to act like his friend even though he knows both of you are nothing alike.

He believes there's still his friend inside you

He's nice to everyone and an easygoing person. He wants to know why did you created him. And he wants you to give him purpose. He's confused of his own feeling for you. He doesn't know whether he should be mad or happy that you created him.

Another character comes to life 

She has a really short temper but somehow manage to control the way she speak but her expression always betray her. She wants to have a conversation with her other self.

She's cold and has a bad temper

She's described as a beautiful and pure young lady. She doesn't has a favourite which also one of the reason why she be friend with you. The prettiest girl in the empire but she still humble and kind.

She's the white lotus

He's a harsh person but he actually kind. He doesn't know how to show it. A father figure who swears a lot. 

Another survivor 

She starting to act as if she is the real you and you're the clone. She is very soft and polite yet can get really creepy when she tries to convince people that she is a human.

A clone that would like to help but creepy 

She questions herself in everything that she does. Sometime she wonders what life supposed to mean. But in all honesty, she's trying her best. She's a new person and unlike her past, this time she's pure.

A witch

She always questions her decision in everything. I mean bad luck follows her like a crazy ex. It's no wonder she's worried. But this time it'll be different. She's not the witch anymore, she's a new person with a new life. This time it's different, she's pure.

A Witch 

She is an optimist and believe peace is for everyone without realising she is the reason for apocalypse to happen. She is tough and strong yet very soft and kind.

The cause of the apocalypse 

He is a seventeen years old Irish boy with weird accent. Almost like a mixed of a lots of accent. If it was to be described, one might say he sounds like he had a glue in her mouth that made him cannot say things with wide mouth. He wanted to uncovered the truth about his childhood that he couldn't remember but he knows that his mom wouldn't be happy so he'd rather not. Sometimes he could be irritating and sarcastic, a smartass is what people called him but only if necessary. Know big words.