Blue Sisters follows the intertwined lives of two sisters, Eliza and Mary, in 19th-century England. Eliza, the elder sister, harbors a dark secret that threatens to unravel their family’s delicate existence. As Mary delves into their family’s history, she uncovers long-buried secrets and mysteries that lead to unexpected revelations. Set against a backdrop of societal expectations and personal struggles, Blue Sisters is a compelling tale of love, betrayal, and the enduring bond between siblings.