A rogue terrorist organization unleashes a devastating attack on S.H.I.E.L.D leaving Captain america and iron man to pick up the pieces, S.H.I.E.L.D blames bucky barnes for this attack because he used to work for the organization 40 years ago. The president demands stark to hand in bucky to the raft which leads to iron man and captain america clashing. Captain America is fighting for his friend and iron man is fighting for justice. Which leads to the avengers breaking up.
