You can choose any but still this Utopia Quest does have some main characters .

Crezina (Identity Unknown)  ; smart, secretive.

Azane - 12; happy and cherry

Ariel Sharpe -17; Protagonist , golden haired and silver eyes

Jean Morgan ,-17; Black haired , Wary

Ilahen (God of this world, Curious )

Chikao Tsuneoki - Japanese- German ; 18 , Fond of Crezina

Etc