With this setup you can easily do 5 minute Medium-Sized Facility Zone clear on hard. All you need is Veil Analyzer.
Serena Build used: https://alcasthq.com/tfd-serena-build-guide/#serena-dungeon-build-weapon-based
Medium-Sized Facility Zone is a new area in Void Vessel in The First Descendant and like the previous mission, it also has annoying shields. All you really need is to slot Veil Analyzer to easily get rid of the shields or use Voltia.