Fighting Back Insanity [The Avengers fanfic]

REWRITTEN
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'S.H.I.E.L.D. wants us back

but she's gone'
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The Depths Of Insanity sequel.
cover made by @pxsces
Based three years after the first The Avengers movie and six months after age of ultron.
things that have happened in marvel's agents of shield and any of the stand-alone movies (ca;tws, iron man, etc) are not included.
characters from stand-alone movies that will be mentioned include:
-antman
-bucky barnes
-all (but simmons) characters in maos.
i do not own the avengers or any songs/movies/tv shows/ etc that may be mentioned.