Chelsea were left seething after Monaco pulled the plug on their eleventh-hour £47.2million move for Lamine Camara, which dramatically collapsed just minutes after the window closed on Transfer Deadline Day.The Blues had earlier sanctioned the joint-record British transfer of Enzo Fernandez to Manchester City for £125m, but did so without having their own replacement at the ready.Chelsea thought they had secured Camara from Monaco with less than two hours of deadline day remaining, having agreed a £47m deal. However, in a dramatic twist, the Blues were left stunned and furious when Monaco then went back on their word. Chelsea sources say the two clubs had reached a full, written, club-to-club agreement for Camara to join. Yet when Monaco renegotiated their transfer of Folarin Balogun to Everton, Chelsea were told that the deal for Camara was being withdrawn.Insiders at Stamford Bridge described it as a deeply unprofessional way for another club to conduct business. Chelsea have dramatically agreed a £47.2million deal to sign Monaco’s 22-year-old midfielder Lamine Camara That meant Chelsea were left without cover for Fernandez. Blues sources added they had the opportunity to stop Fernandez from joining City after they learned of the U-turn on Camara – but they had given their word to their Premier League counterparts and, unlike Monaco, they honoured it.Chelsea had spent their deadline day chasing Camara, seeing two bids worth £38.5m and £42.9m turned down earlier in the day before having a third accepted.In a statement released around the same as this bombshell news broke, Fernandez said to his former fans: ‘Chelsea will always have a place in my thoughts and, above all, in my heart. ‘But I also understand how football works. I know how passionate you are, because I am the same. And if I were in your position, I would probably be thinking the same way.’Senegalese international Camara was set to sign a six-year deal with the option of a one-year extension. Manchester City leaving their club-to-club negotiations for Fernandez until the final two days of the window had left Chelsea with limited time to secure their own signing.The Blues have been in need of midfield reinforcements amid injuries to the likes of Moises Caicedo and Jordan Henderson, even before Fernandez’s departure.Reece James and Malo Gusto have both played in midfield in the opening weeks of the season, with Romeo Lavia fit and Valentin Barco used as a substitute. Follow all the latest deadline day news and deals with Daily Mail Sport’s live blog HERE