BORDEN: A New Musical centers Emma Borden, the sister history forgot, and the promise that defined her life. In the days leading up to the infamous 1892 murders of Andrew and Abby Borden, Emma struggles to hold her family together. As tensions rise, Emma struggles to balance her needs with those of her demanding sister, Lizzie. When the murders shatter everything, Emma becomes Lizzie’s fiercest defender, bound by a vow she made to their dying mother to protect her at all costs. As suspicion, public scrutiny, and shifting power dynamics threaten to unravel the truth, Emma is forced to confront the limits of loyalty and the weight of loving someone forever.