Do you remember Felix Manley, the observant son of Elvira Ballesteros, the retired-teacher-turned-private-eye? And what about Felipe Manley, the CNI agent? In the first case led by their mother, they started out looking for a lost dog...and ended up finding thirteen Now, the quirky detective team is back in search of a missing person: Valeria Lemonova, the Russian girlfriend of Luisfer and better known as Pera Limonera. As always in the Manleys' world, nothing is as it seems and anything simple is bound to get complicated.