A TVLine spoiler report got a scoop about the upcoming episode of How to Get Away With Murder from showrunner Pete Nowalk.

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Nowalk particularly dished about the siblings Caleb and Catherine and how new developments will emerge with that storyline.

"We will see them [on Nov. 12] and find out more about them in a very big way," Nowalk said. "There is no Client of the Week. The clients are Catherine and Caleb, and the two of them will have a very big decision to make."

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Additionally, he revealed that the two might catch on to the secret about Philip and his relation to them.

"The question is: Are they going to find out about Philip - and what will they think about the fact that Annalise hasn't told them about him?" he teased.

Here's the brief synopsis of the episode, titled 'Hi, I'm Philip':

"Philip makes a threatening move and ADA Sinclair may have figured out a way to take down Annalise. Meanwhile, Catherine and Caleb are forced to make a life changing decision."

The episode will air on Nov. 12 on ABC.