▁trying ▁to ▁find ▁B ren nan ▁to ▁pick ▁her ▁up ▁at ▁the ▁start ▁of ▁the ▁episode , ▁uses ▁a ▁computer ▁program ▁she ▁has ▁developed , ▁called ▁the ▁Angel ator , ▁to ▁make ▁a ▁three - dimensional ▁h olog raph ic ▁reconst ruction ▁of ▁the ▁re ass emble d ▁sk ull . ▁The ▁victim ▁is ▁revealed ▁to ▁be ▁Cle o ▁Louise ▁Ell er , ▁a ▁missing ▁Senate ▁intern ▁who ▁was ▁rum ored ▁to ▁have ▁had ▁an ▁affair ▁with ▁Senator ▁Beth le hem . ▁ ▁B ren nan ▁wants ▁to ▁confront ▁the ▁Senator ▁but ▁Bo oth ▁arg ues ▁that ▁he ▁is ▁not ▁the ▁only ▁suspect . ▁The ▁Senator ' s ▁a ide , ▁Ken ▁Thompson , ▁was ▁Cle o ' s ▁boy friend . ▁There ▁is ▁also ▁Cle o ' s ▁st alk er , ▁Oliver ▁Laur ier . ▁Bo oth ▁tells ▁B ren nan ▁that ▁they ▁have ▁a ▁major ▁case ▁and ▁that ▁F BI ▁Deput y ▁Director ▁C ull en ▁is ▁going ▁to ▁want ▁to ▁set ▁up ▁a ▁special ▁unit ▁to ▁investigate . ▁To ▁do ▁everything ▁by ▁the ▁book ▁he ▁wants ▁her ▁to ▁stay ▁at ▁her ▁lab ; ▁but ▁B ren nan ▁co er ces ▁Bo oth ▁into ▁agree ing ▁to ▁let ▁her ▁come ▁with ▁him ▁into ▁the ▁field . ▁ ▁Based ▁on ▁the ▁particul ates ▁embedded ▁in ▁Cle o ' s ▁sk ull , ▁H od g ins ▁determ ines ▁that ▁Cle o ' s ▁sk ull ▁may ▁have ▁been ▁sm ashed ▁by ▁a ▁s ledge ham mer ▁on ▁a ▁c ement ▁floor