Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
A boy is puzzled by his next-door neighbour. Uncle Lin leaves when everyone goes to bed and returns home when everyone gets ready for school. Where does Uncle go? What could he be doing all night?