Charoen,whoisfamousbillionaire,shothimselfonhismansion.Hisfamilymembersaresorelieveaboutthis,notfeelsadatall.Inthedayoftestimentannoucement,Piroon,Charoensillegalchildgainthemostasset.Pimonpa,hislegaldaughter,issoangryaboutthis.Piroonthensawaclueabouthisfatherdeath,maybeitwilbemurder.Whilehesfindingthetruth,thensuddenlydiefromcarcrash.ThereisletterP.M.nearhisbody.Ansaya,Piroonslover,doesntbelivethiswillbeaccident.Someoneneedtokillhimforasset.Shebelivethathetriedtowritethenameofkiller.SuspectisParmandPimonpa.ShetrustonInspsctorKomkritwhoinvestigatethiscase.Themoreshefindthetruth,themoresherealizethatthisisjustnotassetsnatching