The Belgium worldwide had an excellent World Cup campaign after a disappointing domestic season at Stamford Bridge.
If they hold off and Hazard fails to extend, they could lose out on precious millions.
Los Blancos are looking for a replacement for Keylor Navas and as it is very unlikely they will succeed in their pursuit of David de Gea, the chances are high that they will come knocking on the door for Courtois.
Nevertheless, losing a player of his talent would be a devastating blow to the Blues and arriving manager, Maurizio Sarri. Chelsea not willing to sell him.
After quitting, Boris Johnson says Brexit 'dream is dying'
Writing in the Daily Telegraph she said Mrs May's plan was "catastrophically bad" and a "disaster for the Conservative Party". Her party is divided into hard-and-soft Brexit factions and she has the impossible task of keeping them on the same page.
La Liga champions Barcelona have shortlisted Eden Hazard as their top priority this summer following his impressive performances at the World Cup.
Should he do so or even hand in a transfer request, everything changes.
A look at the stories involving Chelsea in Friday's newspapers...
Sarri faces a huge task in convincing him to partake in his project.