Force field with curve as an attractor

I’m trying out force fields and wanted to know if there’s anyway to pull the curves towards the main spine curve. almost like venetion but using force field.

Tried dividing curve and using the points are point charge but it doesnt seem to work.

Any suggestions?

field lines (15.3 KB)

I’ve not tried this plugin but the updated Tweener plugin may give you the results you expect by feeding it input curves:

With tweening, density naturally occurs at convergence areas: