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Summary
When Karen Kuzma was a little girl, she adored her older brother. As they grew older, she saw changes in him that she didn't understand, but it never occurred to her that he was becoming the most infamous serial killer in American history.
Episode Guide
Season 01
Season 02
Season 03
Season 04
Season 05
Season 06
Season 07
Season 09
Season 10
Season 11