Over the summer, PSG were hailed as having one of the greatest transfer windows of all time, bringing in the likes of Gianluigi Donnarumma, Sergio Ramos, and Lionel Messi - all on free transfers. However, three months into the season, there is a feeling of quiet discomfort about the performances of Paris Saint-Germain in Ligue 1 and the UEFA Champions League, and plenty of criticism aimed at Mauricio Pochettino. In this video, HITC Sevens takes a look at some of Mauricio Pochettino's struggles, as well as a deeper malaise regarding the culture at the club, and ponders whether PSG might have made some very costly mistakes.