How to connect data points in a grouped boxplot?

Hello,
Regarding this example in the hvplot gallery:


I would like to create something like this:
single
i.e., connect the points that make the boxplots in a way that respects the grouping.

And, if possible, eventually make a facetgrid:

I have struggled with this for quite some time, and AI provided no help. Admittedly, this required hacks in Seaborn as well.
Thanks!

Can you clarify what you mean by

i.e., connect the points that make the boxplots in a way that respects the grouping.

Do you mean remove the space between?

Sorry, I uploaded the wrong images (no lines in them, which are the whole point) and there was not way to edit/delete after posting. See what I meant here:

I don’t think there’s a way to do it in HoloViews yet.