It's a script Chelsea supporters – and Thomas Tuchel – have seen play out far too many times this season. The Blues dominate a contest, appear to be grinding down an opponent, and then make one individual error that condemns them to defeat.
Brentford. Real Madrid. Arsenal. Now Everton. And not just any Everton, Frank Lampard's Everton. That will have hurt for some more than others, among the Chelsea first-team squad and the fanbase.
Less than 18 months ago, Lampard was in charge at Stamford Bridge. Under his watch, Marcos Alonso was frozen out. Antonio Rudiger and Jorginho were on the fringes. Yet Lampard's dismissal and Tuchel's arrival transformed Chelsea into Champions League winners.