Spicy sister-in-law all black equipment today

My best friend's husband is on a business trip and urgently notified me to accompany him (ps: accompany my best friend) hhhhh... I was planning to go out with a set of pajamas, but my mind changed and I guessed she was going out for supper tonight. Spicy sister-in-law wanted to appear beautifully on the streets at midnight, so she secretly brought a few safety devices