Dollhouse movie plot

Dollhouse is another name for a secret high-tech laboratory, and Echo and others are Dolls or Actives in the laboratory. Their memory and personality are erased. When performing tasks, their brains are implanted with personality, memory, various skills, and language suitable for the task. After the task was over, it was erased again, as if initialized, and returned to its original state, like an innocent child. But Echo, whose story happened after erasing his memory, has self-awareness. At the end of the first season of the story, Echo fought against the legendary mysterious doll Alpha and was infused with mixed personality; FBI agent Paul Ballard exchanged himself for Mellie, who was codenamed November in the doll house; and Dr. Saunders also discovered that he was only It's just an abandoned doll Whiskey.