Prepare for Doctor Who's Twelve to have a bit of a nervous breakdown in "Listen," and the appearance of Orson Pink could be to blame.

Twelve Becomes A Bank Robber On 'Doctor Who', 'Time Heist' Plot Revealed

Although Twelve (Peter Capaldi) is still trying to figure out whether he is truly a good man, Capaldi's new Doctor appears to have settled into his new body after three episodes. Unfortunately, the ghosts of the past and future will upset the Time Lord's new balance in an upcoming Steven Moffat-penned episode.

"A complete departure for me in terms of writing Doctor Who," Moffat explained to SFX (via CultBox). "It's the story of a date and the Doctor having what appears to be a minor nervous breakdown. It's actually quite a scary one."

Danny Pink & Twelve To Clash Over Soldier's Past On 'Doctor Who'? Samuel Anderson Explains

Will the mysterious Orson Pink have anything to do with the Doctor's upcoming dilemma? Clearly related to Danny (Sam Anderson), it remains to be seen exactly when in time Orson exists and why his impending journey to the stars is important.

Scroll through the photos above and click the video below to get a glimpse of what's in store for the Doctor and Clara (Jenna Louise Coleman) in "Listen." Doctor Who airs Saturdays on the BBC and BBC America.