A lonely single man, struggling with work and love, slowly losing meaning in life. His only solace was his beloved dog, to whom he had devoted all his affection. One day, an unbelievable miracle occurs—the dog transforms into a human. His wish comes true, and he gains the ability to understand her words. "Master, I've come for you," she says, conveying her deep devotion, and a slightly twisted cohabitation begins. But this abnormal relationship is headed toward an unexpected conclusion.