If justice is only an implication, it can easily become optional and, especially in privileged churches, non-existent. In the New Testament, conversion happens in two movements: Repentance and following. Belief and obedience. Salvation and justice. Faith and discipleship.
Atonement-only theology and its churches are in most serious jeopardy of missing the vision of justice at the heart of the kingdom of God. The atonement-only gospel is simply too small, too narrow, too bifurcated, and ultimately too private.
There is the Islam of the dictators and their religious allies, used to keep people in their place, used to justify their own power, used to shame and threaten those who question their authority. And there is the Islam of the protestors, calling out to God in hopes of liberation. Whose prayers are heard? Which group has a more true vision of God?