The night shift is really tiring, physically and mentally tiring.

Thirteen originally had a bad back, ankylosing spondylitis, and had been taking medicine, during this time, the autumn and winter seasons, the temperature difference was too big, it seemed to be committed again, and it hurt badly every day.

Thirteen, I will take a day off today, rest, and I hope you will forgive me!!

It's said that it's a break, but it can't rest for a few hours, and I have to work night shifts at night (to be continued......