This week on "How to Get Away with Murder," Annalise Keating (Viola Davis) will do anything to protect her law students, and in the episode titled "Two Birds, One Millstone," Annalise will be confronting a prosecutor who has been blackmailing one of her students, Asher Millstone (Matt McGorry).

In the promo clip for the episode, Annalise drops in on A.D.A. Emily Sinclair (Sarah Burns) in her office, and the prosecutor is surprised to see her there.

Sinclair asks if she has an appointment, and Annalise says that she thought her schedule would be clear now that her star witness has abandoned her.

Annalise says that Millstone sent her on his behalf.

"I admire your ambition. You see an opportunity to grab headlines to make the big boys upstairs notice you—but you're making a rookie mistake," Annalise calmly tells her.

Sinclair smiles and says that she knows that Annalise was going to say that.

"It's not my opinion, it's the law," says Annalise. "What you've done to Mr. Millstone amounts to witness tampering and intimidation."

Annalise then pulls out the big guns and threatens to expose Sinclair to the press.

"I make one phone call and the press will make you out to be an overzealous, law-breaking prosecutor desperate to take me down," she says.

Sinclair looks furious as Annalise tells her how the press will come up with various theories as to why Sinclair is after her, which will surely result to the end of her career.

"Jealousy, egomania, racism…" Annalise tells her.

Sinclair finally agrees to lay off Millstone, but only because they still have the Hapstall case together.

"I'll look forward to destroying you in court," says Sinclair. Annalise gives her a grim smile before turning away