Brian O'Connor is a successful lawyer, loving husband, and devoted father. He also happens to be blind. Driven his entire life to be independent, Brian has achieved much, but he has been so busy proving his triumph over blindness that he hasn't stopped to consider how his carefully crafted life can all come crashing down in an instant. When his young son is diagnosed with cancer, the long ensuing battle brings Brian to his knees as he comes to terms with his own limitations and his need for faith.