The main character of this series. She's capable of taking things seriously and doesn't like putting up with crap from others. 

Mona's older brother. A decent human being that has a habit of getting caught up in trouble. He also really cares about his friends and family.

Mona's best friend. She's a shy girl that has a bit of trouble speaking. She also gets scared pretty easily.

Ken's best friend. A not so serious guy that likes to screw around. A lot of people find him annoying because of that.

A journalist that writes the school's newspaper. He's always interested in a new story and will do everything in his power to get accurate details. Unfortunately, he can be a bit obsessives with his work.

A weird guy from the world that Ken ended up in. While he can be a brave hero, his eccentric behavior can rub people the wrong way. 

One of Mona's teachers. He's a young man that cares about his students but also happens to be a bit lonely. It really bothers him when one of his students brings up that he's single.

Ken's travelling companion in the other world. She's pretty cheerful and energetic but can be a bit ditzy. 

Moira's identical twin sister. Unlike her sister, she's a bit smarter but a bit on the rude side. 

Moira and Valencia's mother. A woman that shows kindness to anybody that enters her home and doesn't jump to conclusions about someone's character. 

A nerdy girl that spends most of her time on her computer and doesn't like doing work that doesn't interest her.

Frederica's mother and Vera's aunt. She loves her family and at times can be a bit too loving. 

A boy that had been abused by his family. Thanks to the chaos caused by the monsters attacking the neighborhood he is finally free from his abusive parents. He's not quite right in the head due to the trauma.

A knight in Moira's world. She takes her duties seriously and cares for her allies.

The demon lord. She's very playful and always full of confidence in her plans.

A weird girl that started bothering Mona and her friends one day. She seems to know a bit about other worlds...