Cuckoo is a very strange coming of age story, where the 17-year-old Gretchen has to confront her grief over her mom’s passing as well as the difficulty in accepting her father’s new family and her place in it. She views her half-sister, Alma, as an intruder, while also feeling like one herself.
Prometheus is about the desire to meet your maker and how that is probably an unfulfilling venture. You’ll never get the answers you’re looking for. Kind of the same thing as “Never meet your heroes” because you might realize they’re not as amazing in real life as you thought.