Ungern-Sternberg family

[Kinan]

There is a viral TikTok content creator, Baroness Leonie von Ungern-Sternberg who claims she is related to Baron Roman von Ungern-Sternberg. But I can't find any connection between these two. Anyone know about her ancestry? Who are her parents?

Here is she TikTok - Make Your Day

And him Roman von Ungern-Sternberg - Wikipedia