Glenn was a career advisor that Lottie’s mum ordered for her as a suprise, with Lottie being the only person ever getting the “career advisor” option in his test. Later she asked him to help Claire work out her transfer from London School of Economics to Sheffield. They met again in a 24h laundry when Lottie was experimenting with being nocturnal so as to not bother Claire in her dorm room. This led to their joint “guardianship” of the old hospital, where Dean also lived. After establishing their solving business, the Solvers identified Dean as a nexus of problems by the state of his groceries and decided to get acquainted with him.
Now I want to reread it again