▁Sebastian ▁Ro ché , ▁and ▁Ryan ▁Mc Donald . ▁ ▁It ▁first ▁a ired ▁on ▁October ▁ 8 , ▁ 2 0 0 9 ▁in ▁the ▁United ▁States , ▁and ▁was ▁watched ▁by ▁more ▁than ▁ 6 . 0 2 ▁million ▁view ers . ▁The ▁episode ▁received ▁generally ▁positive ▁reviews , ▁with ▁many ▁critics ▁pra ising ▁the ▁new ▁revel ations ▁about ▁the ▁shapes h if ters , ▁the ▁parallel ▁universe , ▁as ▁well ▁as ▁the ▁much - antic ip ated ▁conversation ▁between ▁Oliv ia ▁and ▁William ▁Bell . ▁In ▁January ▁ 2 0 1 3 , ▁I GN ▁ranked ▁it ▁as ▁the ▁third ▁best ▁episode ▁of ▁the ▁series . ▁ ▁Plot ▁A ▁ship ment ▁of ▁heads ▁stored ▁in ▁cry ogen ic ▁storage ▁is ▁hij ack ed , ▁though ▁one ▁of ▁the ▁hij ack ers ▁is ▁killed ▁by ▁a ▁guard , ▁and ▁ble eds ▁a ▁mix ▁of ▁blood ▁and ▁mer cur y , ▁ident ifying ▁him ▁as ▁a ▁shapes h if ter ▁from ▁the ▁parallel ▁universe . ▁The ▁Fr inge ▁division ▁disco vers ▁an ▁und am aged ▁device ▁they ▁believe ▁is ▁used ▁by ▁the ▁shapes h if ters ▁to ▁take ▁another ' s ▁identity . ▁Oliv ia ▁Dun ham ▁( An na ▁Tor v ) ▁gives ▁the ▁device ▁to ▁N ina ▁Sh arp ▁( B la ir ▁Brown ) ▁at ▁Mass ive ▁Dynamic ; ▁with ▁the ▁int act ▁device , ▁they ▁can ▁use ▁it ▁to ▁examine ▁the ▁device ▁of ▁the ▁first ▁shapes h if ter ▁that ▁tried ▁to ▁kill ▁Oliv ia ▁in ▁the ▁episode