Days of Our Lives spoilers: Rolf holds a big secret about Cat. She actually Abigail?

On Days of Our Lives, Salem may be heading toward another shocking identity mystery—and this one could completely rewrite the DiMera legacy. The growing theory surrounding Cat Greene has fans asking one explosive question: could Cat actually be Abigail Deveraux?

At first glance, Cat appears to be nothing more than a skilled ISA operative working closely with Rafe Hernandez. She is calm, intelligent, and deeply involved in the dangerous investigations surrounding the DiMera family. But the deeper she becomes entangled in Salem, the harder it is to ignore the unsettling clues surrounding her true identity.

What makes the situation especially suspicious is Cat’s strange familiarity with the DiMera mansion and its hidden secrets. She moves through the estate with the confidence of someone who already knows its history, including the infamous tunnels and hidden rooms connected to countless DiMera schemes.

That immediately brings Dr. Wilhelm Rolf into the picture.

Rolf has spent decades reviving the dead, altering memories, and conducting unethical experiments for the DiMeras. Recently, he was seen emerging from one of the mansion’s hidden underground chambers just as Cat appeared nearby under mysterious circumstances. Instead of exposing him, Cat reportedly helped cover for him—an incredibly suspicious move for an ISA agent supposedly working on the side of justice.

Rolf, however, is too perceptive not to notice the inconsistencies.

As he watches Cat lingering around the mansion and wine cellar, it becomes increasingly clear that he suspects something far bigger is happening.

The wine cellar itself has long been tied to Salem secrets, hidden passageways, and shocking revelations. If Cat keeps returning there, she may not simply be investigating—she may be searching for answers connected to herself.

That’s why the Abigail theory has gained so much momentum.

Abigail’s history in Salem is filled with trauma, disappearances, manipulation, and near-death experiences. In true soap opera fashion, many fans believe Abigail’s supposed fate may have been another elaborate deception. Some speculate she could have been rescued, hidden away, reprogrammed, or even given a new identity through one of Rolf’s experiments.

The emotional implications would be massive.

If Cat is really Abigail, it would devastate nearly everyone connected to her. Chad DiMera would be forced to confront the possibility that the woman he mourned has been alive this entire time. Her children, Thomas and Charlotte, would suddenly have their mother back—but under horrifying circumstances. And Rafe, who has built trust and possibly deeper feelings for Cat, could feel completely betrayed.

There are also subtle behavioral clues fueling fan speculation. Cat occasionally reveals knowledge she should not possess about DiMera history and reacts emotionally to subjects connected to Abigail’s past. Even her guarded personality and quiet intensity remind longtime viewers of Abigail during some of her darkest storylines.

Meanwhile, Rolf may hold the key to the entire mystery.

If he already suspects Cat’s true identity, he could become the ultimate wildcard in the story. He may expose her, manipulate her, or even help maintain the deception for his own twisted reasons. Either way, Salem appears to be moving toward a revelation that could trigger emotional chaos across multiple families.

And if Cat really is Abigail, then this may not simply be a return story—it may become one of the most explosive identity twists Salem has seen in years.