Finally, Billy learns the identity of his biological father – Jill is terrified Y&R Spoilers

A shocking secret from the past could finally explode in Genoa City as Billy Abbott begins digging deeper into the circumstances surrounding his birth.

For decades, Billy has believed that John Abbott was his biological father. Now, however, new questions surrounding his parentage could force him to confront a truth that Jill Abbott desperately wants to keep buried.

The latest The Young and the Restless spoilers tease a potentially explosive revelation involving Billy, Jill and Victor Newman.

Billy has already been suspicious of his mother’s behavior, particularly after realizing that Jill has kept important information from him in the past. Now, his determination to uncover the truth could lead him directly to a secret that changes the Abbott family forever.

Billy’s parentage has always been complicated. Historically, John Abbott was established as Billy’s father, and Jill became pregnant with Billy during her relationship with John.

However, recent storyline developments and fan speculation have raised the possibility that the show could revisit that history.

That possibility has longtime viewers asking an explosive question: Could Billy’s biological father actually be someone other than John Abbott?

Victor Newman is one name that has entered the conversation. Jill and Victor have a complicated romantic history, and their past connection has given fans plenty of reasons to wonder whether the writers could be preparing another major paternity twist.

If Billy discovers that Victor is his biological father, the consequences would be enormous.

For starters, Billy would suddenly find himself connected to the Newman family in a way he never expected. He would become biologically connected to Victoria, Nick, Adam and Abby, fundamentally changing the family dynamics throughout Genoa City.

Victor’s reaction could be equally explosive.

The Newman patriarch has never been known for quietly accepting surprises, especially when they involve his family. Discovering that Billy is his biological son could force Victor to reconsider his relationship with him. At the same time, Billy might struggle with conflicting emotions after learning that the man he has spent years battling could actually be his father.

But Jill could be the person most terrified by the revelation.

If Jill has known the truth for years—or even suspected it—Billy discovering the secret could destroy the fragile relationship between mother and son. Jill has already faced enormous conflict with Billy over business decisions, Chancellor and secrets involving the people around them.

Billy could therefore demand answers.

Why was the truth hidden? Did Jill deliberately protect someone? Was John aware of the possibility? And why did nobody tell Billy before now?

Those questions could lead to one of the most emotional confrontations between Billy and Jill in years.

Billy may initially refuse to believe the revelation. After all, John Abbott was the father who raised him and shaped his life. Even if DNA proves a different biological connection, Billy’s emotional bond with John would not suddenly disappear.

That distinction could make the storyline especially powerful.

Meanwhile, Jill could realize that she can no longer control the past. Once Billy starts asking questions, every secret becomes vulnerable. A single DNA test could potentially change the Abbott and Newman families forever.

Of course, viewers should remember that the specific identity of Billy’s biological father remains a developing spoiler storyline rather than an established fact. Current online discussions have heavily speculated about a possible paternity retcon, while the established history identifies John Abbott as Billy’s father.

Still, if the show follows through with the shocking twist, Billy could soon receive the answer he never expected.

And for Jill, the nightmare may only be beginning. If Billy finally discovers the truth about his biological father, she will have to face the consequences of keeping that secret—and there may be no way to put the family back together afterward.