Choi Hong Joo has been shown really less. I think there is a bigger plot twist revolving around her because of how at the time of boxing glove lady killing she faked that her dad and she met with an accident but ended up in that man killing her
So now we have 1. Jung Ba Reum 2. Yohan 3. Detective shin 4. Choi hong joo
So now we have 1. Jung Ba Reum 2. Yohan 3. Detective shin 4. Choi hong joo