hk416 (midnight evangelion) (girls' frontline)
HK416's sixth skin from Girls' Frontline, as part of the 'Girls and the Song of Steel' skin collection from 2021.
Not to be confused with her first skin from Girls' Frontline 2, Speed Star, which adapts this Evangelion-style plugsuit into a full-body biker suit.
Appearance
This tag implicates hk416_(girls'_frontline) (learn more).