"We've diligently done our part in terms of doing the forensics, to show that the suspect and the victims were together in the house as the victim has related to us," said Hamilton Police Chief Neil Ferdelman.
She says Manis constantly talked about his plan and thought that he was helping her.
"Getting his car fixed and taking me out of state with him, he wanted to keep me forever so he could teach me the way he wanted me to be," she said. "He said that I haven't even begun to live my life."
Chief Ferdelman says the FBI has investigated Manis' links to the Aryan Nation but are not involved in any investigation.
Police say Manis was charged with kidnapping and rape once before in 1992.
"It's one that we take very cautiously because we want to do everything right that we can in the case because it is a very serious crime," said Ferdelman.