On the subway, a cute female passenger screamed and accused me of taking secret photos, and the screen of my mobile phone shattered at my feet. All the passengers were cursing me, saying that my guide stick was a disguise and my navigation glasses were a secret camera device. I calmly took off one earphone and said, "You said I secretly filmed you?" That's right! "Her voice was trembling but she was sure that I smiled. I am blind, how can I secretly take pictures?