Creating kinks in a structure (in Grasshopper)

Hi
I am wondering is there a way to warp the geometry in certain areas. This is what I want to do


This is the structure I have created.
If anyone has any ideas or suggestion on how to do this it would be appreciated.
perspective.pdf (5.7 MB)tree stucture.gh (15.8 KB)
tree stucture.3dm (321.4 KB)