To get away with murder means to avoid consequences, and in this sentence she is able to do whatever she wants without any consequences.
Context: She was a gangster's moll, a sugar-babe, a cutsie who could do whatever she wanted without any consequences.
Hypothesis: She was a gangster's moll, a sugar-babe, a cutsie who could get away with murder.

Is the hypothesis incorrect? (Yes, no, or unknown)?