Emilia has been having sex with Yuri.

Deedee has an affair with Rosie despite being long-time married to Wayne and having three of his children.

Yuri is in a ballerina's dressing room giving her a massage while they both flirt. It's then implied they have sex despite that he's supposed to be with Emilia.

We see a large blister on Emilia's foot. Someone tries to bandage it as she cries out in pain.

Emma throws her champagne in Deedee's face.

Emma grabs viciously Deedee at one point until the two cat-fight and hit each other with purses until it all seems futile.

Ethan falls to the stage while in class.

We see several scenes of people drinking. In one scene, Emilia is completely intoxicated.