"My team-mates' farewells moved me. I have been here for five years. I was the group's mascot," Okaka said.
"I grew up thanks to the advice of my team-mates. But going to England, to the Premier League, is fundamental for my jump in quality.
"I hope to be able to return stronger than before. The loan expires in June, but there is an option for another year. We'll see."
"He would also have been able to do well here. I am sorry that he is leaving, but perhaps it's right that he goes away," he concluded.