PSG young Filipino goalkeeper was the target of The Blues in anticipation of the departure of Courtois.
Chelsea is said to be monitoring the situation of Paris Saint-Germain goalkeeper Alphonse Areola.
The Blues move is done given the growing strength of transfer rumors Thibaut Courtois, although in recent months there has been no official offer from Real Madrid as a club enthusiasts.
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English Premier League champions 2016/17 season has brought former Manchester City goalkeeper Willy Caballero this summer as a replacement for Asmir Begovic who left for Bournemouth.
However, according to news reported by Transfermarketweb, Areola would be the main target that was plotted to replace Courtois if the Belgian international goalkeeper decided to leave Stamford Bridge.
Napoli and Valencia are also called interested in bringing 24-year-old PSG goalkeeper who has Philippine lineage.