Last week, Wan, 52, was
sentenced to more than seven years in federal prison after admitting to masterminding the plot to have his 37-year-old fiancée killed.
In an exclusive interview with DailyMail.com, Tonya is breaking her silence about the ordeal, and revealing for the first time what might have motivated the twisted murder scheme.
She has requested that her last name be withheld, due to ongoing fears for her safety, and that of her daughter, after her name, address and photos were plastered across a dark web marketplace for hired killers.
An attorney for Wan, who declined to comment following his October guilty plea, has not responded to further requests for comment from DailyMail.com.
'He's hidden behind his white coat and gotten away with so many things,' Tonya said of Wan, speaking in her home in the upscale Atlanta suburb of Duluth.
'Never judge a book by its cover. You have no idea the hell I've been through — just because he's wearing scrubs and he's a doctor does not mean he's a good person.'