Esther is the Princess and songstress and friends of Oliver.
She is the daughter of the Great Sage, Rashaad. Esther is known to have a fiery personality, which causes her and Swaine to butt heads frequently. Her real world soulmate is a shy girl named Myrtle, who is nicknamed Starey-Mary by the children because she never leaves her room and always looks out her window.
She initially had part of her heart removed by Shadar but Oliver helps her return to her former self.