Real Sociedad showed the news on their internet site with a photo of the player with a club blouse bearing the name Rafael and with the quantity 17 on it.
"I'm excited and satisfied," said the Sao Paulo born participant, brother of Liverpool's Thiago Alcantara.
The 28-year-vintage former Barcelona and Inter Milan participant has been a normal with 39 appearances at PSG due to the fact that joining in October 2020.
