Luna is a super intelligent girl who makes a lot of robotic stuff, her rival, geo, is often her target, she is great partners with gwain, also she is still nice to geo, well sometimes. 

Super intelligent, Calming, Great fighter, Mean

Ami is a 19 year old teoran who was born with a fatal disease in teora, she now relies on a headband that acts as her life support, she is mute so she can't talk but she can make small noises and she is super nice, her love interest is geo, who is the first hand she has ever met, she is also the princess of teora and she holds the element of love which can help her read minds, double jump, dash in mid air, and make her opponents weaker. 

Mute, loving, nice, curious, Super Quiet, cute 

Marlow is a teoran who is your average school girl, but whenever she sees something suspect, her mission is to get to the bottom of it no matter what, she is super sassy, she is also wind element, she might look like nature element but she is actually a wind element, this makes her light weight, fast, and quiet. 

Curious, cool, suspicious, nice, mean toward human

Geo is a human that has fallen into the world of teroa, thus starting his journey with his love interest Ami and his group of friends called the Gwain Warriors, geo is also super quiet, he is just like Ami and only makes noises, he has an enemy known as Luna, who is a girl he is supper intelligent. 