Real Madrid defender Raul Albiol expects a tense derby against Atletico Madrid.
Albiol knows a fiery reception awaits him and his team-mates.
"We expect Atletico Madrid to be aggressive and motivated to win. We're going to concentrate hard to take three points," he said.
"We played at home and were expected to win against Valencia. That match was crazy, but we have a four-point lead and that's important.
"We must now think about Wednesday's match. This week will be tough."