September 21 is a heartfelt social drama that explores the emotional challenges of caring for a man living with Alzheimer’s disease. Through the journey of a devoted caregiver, the film portrays the pain of fading memories, confusion, and emotional disconnection caused by the illness. As relationships are tested and everyday life becomes increasingly difficult, the story sheds light on the silent struggles faced not only by patients but also by the families who support them. Sensitive and deeply moving, it captures the resilience, compassion, and emotional strength required to cope with the harsh realities of memory loss.