Chelsea is a weird team. They just knocked PSG in a flawless victory in UEFA Club World Cup in USA and prevented them from having all cups season then they got an epic goalless draw against Crystal Palace in the opening round of this season.
Chelsea beaten PSG so easily caused by PSG played openly against them. Nevertheless, Crystal Palace played low block, which always a bollock for them. You know how they always struggled to beat low block team. It has been their seasonal problem that never gets solved.