Fight, Flight, Freeze, Fawn

When faced with traumatic injury or danger, the brain turns to an instictual response of Fight, Flight, Freeze or Fawn. When you have PTSD, your brain easily slips into that whenever tiggered. Unfortunately, both Remus and Sirius have past trauma to deal with and exploring their relationship seems to be stumbling into a lot of a inadverted triggers. But they won't let it stop them.