Shauna Darcy's emotional support animal, Ruby, noticed changes in her pulse and behaved in unique ways, prompting Shauna to visit a doctor. Shauna was diagnosed with a rare heart disease, which Ruby had sensed before she even knew. Ruby now helps Shauna in various ways, monitoring her vital signs, providing support during panic attacks, retrieving medication, and even offering deep pressure therapy. Ruby recently detected an issue with Shauna's heart, which led to her receiving medical attention. Throughout their time at the clinic, Ruby remained by Shauna's side, garnering affection from visitors and staff.