Silvia wonders how to train the brain to sleep again. Angeli has seen a new life take place after 20 years of insomnia, but it seems like she is trained to sleep 6 hours. What to do? Lydia has dreams but at the same time feels she didn't sleep at all. Sara tries to get out of bed when she can't sleep, but as soon as she returns to bed, so does the fear. What could help her?