Almost three years after the historic remontada at Camp Nou which saw Barcelona overturn a 0-4 first-leg deficit to knock Paris Saint-Germain out of the UEFA Champions League, the two sides met again at the same place.
PSG had dominated their league and even reached a Champions League final in that period of time, while Barcelona were on a sharp decline. They had lost key players, chopped and changed managers, suffered humiliation on the world stage and were now not even a shadow of their former selves.
Despite all of that, the match was set to be a massive battle.