Lina is the daughter of a childhood friend of Katherine’s. Upon the death of Lina’s mother, Katherine had taken her in and adopted her. Lina took responsibility for Jamie, becoming his primary caregiver and forming a close bond with him. Lina and Jamie married in adulthood, and Katherine became bitter over Lina’s ownership of the family estate by way of marrying Jamie. Dr. Robert Lawrence, the family doctor, becomes involved in their lives and starts an affair with Lina, who’s struggling with the lack of fulfillment and autonomy in her isolated life. However, Robert’s ulterior motive is hoping to inherit the property. He prescribes Jamie painkillers which causes his health to deteriorate.