Sara’soneofthecoolkids…butshe’stotallyterrifiedoflosingherstatus.She’dbealotmoresecureifshecouldjustwinbackhersuper-hotex,Skyler,buthe’snotinterestedunlesstheymovetothenextlevel.Shedecidestotaketheplunge—butsomethingaboutSkylerchangedonhissummertriptoMexico…somethinginhisnards.Sarawakesthenextmorningonlytofindthatshe’snine-monthspregnant.Desperatetokeepthisunderwraps,sheturnstotheonlypersonshecantrust:hernerdyex-bestfriend,Hayley.ButafteratriptotheclinicresultsinSarabirthingsomethingother-worldly,thegirlsrealisetheirnightisonlyjustgettingstarted…