If she is a sleepy woman she is probably dreaming by this time, and may not discover until morning that her lord and master is not by her side.

If she is a bad-tempered woman, she will probably lie for an hour or two, thinking over what she shall say to him when he comes in.

If she is a nervous woman, she will get up and go downstairs.
"I left the lamp burning in the hall on purpose.

Seeing it there, she will naturally think that he has not come in, and will go upstairs again for an hour or two; then she will probably call up the servants, and may send them out to look for him; finally, she may go to the police office and wake up a constable.

It is not probable there are any of them on night duty, in a quiet place like this.