Chelsea have agreed terms on the transfer of a key midfielder to Lille, with the French side agreeing to pay £22m (€25m) in total for the player's services.

The deal is part of a wider overhaul at Chelsea as they look to strengthen their squad ahead of next season. The move comes after the Blues struggled to find a suitable replacement for N'Golo Kante during the summer transfer window.

The player who has been sold to Lille is a talented midfielder who has made a name for himself at Chelsea over the past few seasons. He has been a key member of the team and has contributed significantly to their success in recent years.

Lille will be hoping that the arrival of this player will help them to challenge for honours in the upcoming season. The club has shown a lot of interest in the player in the past, but it was only recently that the deal was finally sealed.

Overall, the sale of this player to Lille is a significant move for both clubs involved. It shows that both sides are willing to make big transfers in order to improve their chances of success in the upcoming season.