Except from the Mainland, you can only enter Hong Kong by air. Flights aren\'t really a problem. The problem is booking the required three-night hotel quarantine. But with some effort and flexibility you can probably manage even that.
What 899 said, plus Macau is only open for travel from the mainland with a valid mainland visa so it\'s not a potential inwards travel corridor. Hong Kong is your best bet but I hear flights, trains and busses are all fully booked for months ahead.
Alan Walker covers his face because he likes it. He himself had said in an interview, “It has become a part of my uniform. I wear it to symbolize that people are all the same and all equal. I like to believe that anyone could be the person behind the mask, and anyone can achieve amazing things”.