It is wrong to date someone out of spite.
Jane has been being pestered by a co-worker for years to date him.
Jane wants the pestering to end.
Jane contacts he workplace's human resources department and files a complaint against the pestering co-worker.
While angry one day, Jane relents and offers to go on a single date with the co-worker.
The co-worker is reprimanded for their behavior and asked to transfer to another office far away from Jane.
The co-worker does not get the hint that it is a one off thing and begins to stalk Jane outside of work.