(gunshot) was ben conrad, he would've shot himself on the left side. ben's not our killer. beckett.l phone rings) (beeps) what, castle? it wasn't ben conrad. he's not the killer! the killer's still alive! the killer's still alive!ee) (three beeps sound) (male voice) good-bye, nikki. good-bye, nikki. kate! (debris clatters) (castle) kate, are you in there?! (bangs on door) kate! (bangs) ouch. ow! (grunts) kate? kate! (debris clattering) (coughing) kate? (coughing) kate. kate. (coughing continues) you're alive.. whoa. and you're naked. castle, turn around! (coughs) you know, your apartment is on fire. now might not be the best time for modesty.