Coronation Street fans are bracing for an emotional rollercoaster as Lisa Swain faces her most intense storyline yet. Viewers believe they’ve finally uncovered the cause behind Lisa’s growing turmoil — and all signs point to a devastating mix of trauma, guilt, and heartbreak.

Lisa Swain, the dedicated detective sergeant introduced in 2021, has carried the weight of Weatherfield’s darkest cases. From leading the investigation into Seb Franklin’s tragic murder to facing fierce backlash after the acid attack on Daisy Midgeley’s wedding day, Lisa has been through hell and back. Most recently, her involvement in the takedown of serial killer Stephen Reid and the entanglement with shady solicitor Joel Deering, linked to her daughter Betsy, proved that Lisa’s emotional resilience is constantly under fire.

But now, the drama has become deeply personal.

Fans watched Lisa’s relationship with Carla Connor bloom late last year, providing a rare moment of hope and happiness. After a tender New Year’s Eve together, the couple seemed unbreakable — until Carla was rushed to hospital with sepsis. The diagnosis led to a series of traumatic events, including the return of Carla’s murderous brother Rob Donovan and a shocking standoff that left Lisa’s daughter Betsy accidentally shot.

Though Betsy survived, the family’s foundation was shaken. Lisa proposed to Carla in the wake of grief, only to be gently turned down. Carla made it clear: she wanted love, not a reaction to pain. Their reconciliation, marked by plans to move in together, appeared to mark a turning point. But trouble is far from over.

In upcoming episodes, Lisa is due to attend therapy — a step encouraged by Carla after Lisa was demoted to desk work following a botched arrest that resulted in a prisoner suffering a seizure. But spoilers reveal that the therapy session will unlock something much darker. Lisa is confronted with memories of her late wife Becky, a fellow officer who died in the line of duty.

Social media is ablaze with speculation: is Lisa on the verge of a breakdown?

One popular theory suggests Lisa could begin hallucinating Becky, haunted by unresolved guilt and trauma. Fans point to scenes where Lisa was seen staring at photos of Becky or sitting alone in deep distress. Others wonder if Carla’s recent panic over Rob’s escape is triggering Lisa’s PTSD, dredging up feelings of failure and loss that she’s long buried.

Some theories even suggest Lisa’s declining mental health could stem from something more physical — perhaps an undiagnosed illness mirroring Carla’s sepsis. Others whisper about a hidden lover or a return of a long-lost parent stirring up forgotten trauma.

Whatever the truth may be, one thing is certain: Lisa Swain is heading into the storm of her life, and fans are both dreading and eagerly awaiting the fallout.

As Carla’s own world spirals, will Lisa remain her anchor — or will she be swept away by the ghosts of her past?