Earlier quoted context omitted.
The problem is that often you might not be entirely sure about what's going on. In her case, the kiss in the cheek might just be cultural confusion (in Spanish-speaking countries we do that even with strangers). Of course, after the lap thing... I don't even have words... How can you treat other people like that.. you are put in a position of power/responsibility and they use it to degrade others..
I feel like she is lacking self confidence, personality. Is she living in a fantasy world where everybody is kind? I was not here, so I don't want to juge, but she has only been asked to sit on ones lap, she could have strongly refuse and asked why she would do that in the first place. She should have shown strong signs of rejection, express the fact that is make her uncomfortable and asked him to stop. If he does no…
Secondly, making any kind of sexual proposition or advance in the office on someone you are not in a relationship with is sexual harassment.
If you are in a relationship, it's inappropriate and a conflict of interest.