This is the last scene of the first half of the novel, and it's the one where Nemo and Desdemona are alone together in the middle of the night. Nemo is trying to sleep, and he's worried about what's going to happen to Desdemone if he wakes up. He's also worried about how he'll be able to take care of Nemo when he gets home. He wants to make sure that Nemo doesn't get sick, but he also wants to protect him from any harm that might come his way.