InthishilariousinstallmentofthebestsellingMiddleSchoolseries,Rafefacesacrankycrocodile,aquirkycampout,andadastardlydiamondplotinhismosttopsy-turvyadventureyet.ThingshavequieteddownforlovabletroublemakerRafeKhatchadorian,andafterallthemishapsandadventureshe’sbeenthrough,he’sfeelingalittlerestless.Sowhenhe’sinvitedtoattendanall-expenses-paidartfieldtripinCalifornia,Rafejumpsattheopportunity.Butthingsgosideways,astheyalwaysdoforRafe,whenhearrivesandrealizeshistripisn’ttheHollywoodvacationhethoughtitwouldbe.Instead,he’llbeparticipatingina“CulturalCampout“inthedesert.WhatfollowsisaseriesofunfortunateeventsthatonlyRafecouldfindhimselfin,includinganencounterwithacrankycrocodile,aclaustrophobictripintoanancientcave,andasetofancientcavepaintingsthatmayormaynothavebeenfaked.Tomakemattersworse,Rafefindshimselfsmackdabinthemiddleofaplottosmugglealegendarymissingdiamond.Hashefinallystumbledhiswayintoanadventurehecan’tgethimselfoutof?