As the players from both teams walked onto the pitch, the 38,000 Chelsea fans in attendance packed every seat in the stands.
They were all singing at the top of their lungs.
The 3-1 loss away from home in the first leg hadn't caused the Chelsea fans to lose faith.
They still believed their team was capable of turning it around against Dortmund at home.
Head coach Ancelotti also stood confidently on the sidelines.
He had just returned from shaking hands with Klopp in front of the away team's dugout.
Now, he was watching the players on the field with a concerned expression, his gaze involuntarily landing on Wang Shuo.
Wang Shuo noticed Ancelotti's gaze and gave the Italian a slight smile and a nod.
'There's a saying: you don't get to know someone until you've fought them!'
'Who knows? Maybe they'd end up working together someday?'
Dortmund had miscalculated one position in Chelsea's tactics and lineup for the night.
Goalkeeper: Cech;
