Publicly, he isn't showing any signs of it, but it won't stop those with a vested interest in Barcelona claiming that he is and consistently declaring that he made the wrong decision to go.
The Brazil international forward left Barcelona for the Ligue 1 stars for €222 million in the summer, but there is already talks of unrest.
"We have been working together for a year and a half, and I'm tired of hearing that Tite has problems with Neymar - because of his enormous character, of his influence in the dressing room".
"The chance of going there wasn't affected by the fact that I had already worn the white of Real Madrid". I have reacted in the wrong way in my career, but we must not question someone's nature.
The 25-year-old has netted 11 times in 12 appearances for the Parisians since his summer switch. "Because of the friendship we have, it was painful that he left".
Scroll through the gallery above to see the best pictures as Neymar cries during a Brazil press conference over claims about his happiness at PSG. Gerard Pique and Samuel Umtiti have formed an excellent relationship, Sergi Roberto has been a revelation and Jordi Alba is reborn.
"What we would have to negotiate is his sister's birthday [laughs]".
Lionel Messi believes he could be about to lose another one of his bessies at Barcelona, with Javier Mascherano having decided he will leave when his contract expires at the end of the season.
The lack of harmony and mutual identity between the club, the coaches, and the players is one of the key challenges facing Paris Saint-Germain. I'm a guy who likes to win, I like titles and I went to PSG for this. Neymar had it all at Barcelona, but wanted more.
PSG has looked ominous in Europe so far this season, sealing its progression from Group B with four consecutive victories.