A woman in a white shirt and blue shorts follows a two people in red shirts up a staircase .
It is impossible that an older woman is following two employees dressed in red up the stairs towards the office .
It is impossible that an older woman is following two employees dressed in red up the stairs towards the office .
It is highly likely that an older woman is following two employees dressed in red up the stairs towards the office .
An older woman is following two employees dressed in red up the stairs towards the office .