“Going Sane Part Three: Beat on the Brat”
With everyone else at Belle Reve under the influence of a murderous rage that was released when Waller's scientists released General Zod from the Black Vault, a now sane Harley Quinn must fight her way through the prison to get Zod back into the Black Vault before he wakes up. Meanwhile, Hack finds herself infected by a computer virus that turns out to be a digitized version of the deceased Captain Boomerang.