After what should have been a joyful chapter in their lives, EastEnders’ Lauren Branning and Peter Beale find themselves facing the devastating collapse of their relationship—just weeks after welcoming their second child. The couple, who recently got engaged in early April, had barely begun adjusting to life as a growing family when tragedy struck: their newborn son, Jimmy, was diagnosed with severe sight impairment.

The heartbreaking news sent emotional shockwaves through both parents, but especially Peter, who began to unravel under the weight of uncertainty and fear. Rather than stepping up for Lauren and their children, Peter drifted emotionally, casting doubt on Lauren’s ability to care for their sons due to her past struggles with addiction. This lack of support and mounting tension begins to pull the couple apart at the seams.

Despite their best efforts—and interference from well-meaning family members like Cindy and Kathy Beale—things spiral in the coming episodes. On Monday, June 2, Lauren finds herself emotionally overwhelmed after being swarmed by well-wishers in the Square. She begs Peter to join her, desperate for reassurance, but his emotional absence continues to speak volumes. Peter lashes out, blaming Lauren for their son’s health condition, and while he later tries to bond with Jimmy, the damage may already be done.

Meanwhile, Lauren’s desperation and isolation grow. She heads out to drink her pain away, only to be turned away by both Linda Carter and Gina Knight. With nowhere left to turn, she stays out all night, pushing her further from Peter—and further into emotional danger.

On Tuesday, June 3, Lauren finally finds Peter in the café to explain her absence, but he refuses to listen and heads to the hospital alone for Jimmy’s appointment. There, he has a warming encounter that offers him a flicker of hope—but it’s extinguished the moment he learns Lauren nearly relapsed. The revelation ignites a heartbreaking argument that ends with Peter walking away from the engagement—and threatening to fight for custody of both Jimmy and Louis.

As if things couldn’t get more painful, the episode on Wednesday, June 4, sees the tension between them simmer down briefly. The couple tries to co-exist for the sake of their children. But Peter grows suspicious again, convinced Lauren is hiding something. His concern leads him to seek legal advice about custody from Johnny Carter at The Vic. When Honey Mitchell overhears and tells Lauren, she’s spurred into action, marching over to No. 45 to end the relationship on her own terms.

As EastEnders gears up for a dramatic summer, Lauren and Peter’s crumbling romance paves the way for a bitter custody battle. Old wounds, fresh betrayals, and deeply rooted fears will define the months ahead, as both parents fight not only for their children—but for a sense of stability in a world where everything they’ve built has started to fall apart.