Back to the Past

First a stranger's form in a drunken haze. Brilliant gold shining in a painful fog. Now an unfamiliar face with all-too-familiar eyes in the heart of S.H.I.E.L.D headquarters with unbelievable news. But how does Tony get past an entire realm of pain and distrust? How do you learn to love the God of Lies?-Set after IM3 and Thor:TDW. SPOILERS! I OWN NOTHING! Pepper and Tony split up.