Ulrika (Markéta Hrubesová) is in bed with his boyfriend. Shortly afterwards she wakes up and gets annoyed by the passage of the train because it causes dirt to fall on her, before being taken back to bed by the boy.
Roudoudou and Romain watching a porn film, soon after they are in bed together. The scene suggests that they are naked under the covers and and that this time Romain has overcome his performance anxiety.
Roudoudou gets angry at a boy for showing a video of her at a party, and undresses in front of everyone. We see the bare back and a very quick shot of the rear from the side.