Replying...
Intro. Esther is, in fact, Leena Klammer, a woman in her mid-thirties with a rare hormonal condition, which prevents her from developing physically as an adult. She is a psychopathic woman with a childish appearance due to a hormonal condition, escapes from an insane asylum and travels to the USA.

Esther//Leena Klammer// The Orphan 2: Inception.

@Alicia