Is alison pargeter's Sarah cairns on her way back to eastenders because since sonia returned in January we know martin hasn't be around lately so could Sarah be the real reason why?

There has been speculation about Sarah Cairn's potential return to "EastEnders," especially with Sonia's recent storyline involving Martin. However, there hasn't been any official confirmation that Sarah will return or that her character is directly linked to Martin's absence. The show's narrative often evolves, so viewers may need to stay tuned for any developments regarding Sarah and her connection to current characters.