welcome to very scary people. i m donnie wahlberg. after torturing and killing seven people, demented serial killer btk contacted police to boast about his brutal acts. he threatened more victims would follow. his real identity was still a complete mystery. he dared cops to find him. the city of wichita was on edge. wichita police form a secret task force of seasoned detectives to track down btk. they need to capture him before he kills again. here is part two of btk: the taunting. hatteberg: wichita, kansas, was in the middle of america, and nobody locked their doors. it was a great little town to be from. jordan: the morning of january 15, 1974, was just a regular school day in the otero household until the unthinkable happens. an intruder enters their home and commits atrocities against this innocent family. i saw my parent s bodies it just felt like somebody had ripped my chest wide open and pulled my heart out. jordan: and investigators are trying to piece
Foulston: he was really prolific. he used to take photographs of himself. he would half-bury himself. he would swing from trees. he would put masks on. he would put women s clothing on. it was despicable, disgusting, sexually bereft-type of stuff that you have never seen in your life and you don t ever want to see again. and that was all involved with that case. in our minds, as this was discussed and kind of profiled down at the behavioral science unit, was really his art. and he does a lot in what we call the expressive style. he really likes that. o connor: he actually entered pleas of guilty to the 10 homicides, and so judge waller had rader describe the murders at his guilty plea, and i believe dennis rader was more than happy to describe what he had done.