Borussia Dortmund apparently wants to strengthen its defense even further. A Chelsea FC player is said to be targeted. Read more about it here:
Dortmund – The change from RB Salzburg star Karim Adeyemi is just over Borussia Dortmund fix, the next transfer rumor is already popping up. As RUHR24 White, BVB should have another defense coup in their sights.
In this case, although it is only a loan deal, the player could close a permanent construction site of Borussia Dortmund.