Days before , when Brenda had gone downstairs to meet her boyfriend Billy , she came back up and found Cody dead of a Benadryl overdose . She panicked and ran away , until she finally called Billy and told him what happened . He went over and took Cody to Freedomtown and buried him in front of the Chicago Fire exhibit , as per a written request from Brenda . When Brenda returned , Cody was gone and the spot was cleaned up . Then , while sitting next to the railroad and only half thinking about it , she jams her hands into the ground ( causing her injuries ) and makes her way to the hospital on foot
Chicago Fire
Great Chicago Fire
Freedomland (novel)