The Neural Upgraded form of Girls' Frontline's M4 SOPMOD II, introduced in the 4th batch in August 2018, with Continuum Turbulence.
Following the events of Continuum Turbulence, SOP received a substantial upgrade to be able to deal with the troubles ahead. Paired with Banana, she switches out her jacket for a black coat over a short, sleeveless black jumpsuit with multiple red straps on it.
This tag implicates m4_sopmod_ii_(girls'_frontline) (learn more).