Quantico's golden boy is in trouble, and this time it isn't with his higher-ups. No, Caleb will be having a few relationship issues as the series' eponymous episode takes center stage on Sunday.

'Quantico' Spoilers: The Biggest Piece Of The Mark Raymond Mystery Is Just Around The Corner, EP Teases Reveal

Caleb and Shelby are stuck in the middle of a slow-motion train wreck. Once the Grand Central Station bomb goes off, Shelby's dirty little secret will come tumbling out. Now, in the present day, we may learn why Caleb's girlfriend started seeing his father on the side.

"How do you know if you're about to get dumped?" Shelby asks Alex in a "Quantico" sneak peek. "It's like we went to bed red hot and woke up in a deep freeze. ... If I want physical attention, he's right there. But he might as well be the frickin' Road Runner afterwards, he's out of there so fast."

'Quantico' Episode 10: Is Simon The Bomber? EP Teases Dangerous 'Tipping Point'

Poor Shelby. Poor Caleb, as well. The youngest member of the Hass clan has a lot going on - from familial pressure to his Mark Raymond side mission, he really isn't in a position devote the proper attention to a relationship. It's a bad situation all the way around.

Will the pair really break it off? Find out when Quantico airs Sundays at 10 p.m. ET on ABC.

Tags
Quantico, Television, ABC