Thousands of followers. Rapt audiences. Splashy photos and videos that rack up millions of views, crowning the popular few who beat the algorithm 'Online Influencers.' But what happens when the next reel on the slideshow of someone's life... is death? Accidental or premeditated? In some cases, only you can decide. This book features 10 fascinating cases, including: Yuka Takaoka, Japanese bar hostess who stabbed her flirty host boyfriend; Nasim Aghdam, YouTube Headquarters shooter; Mary Anne Oliver-Snow/Snow the Salt Queen, cosplay shooter who maintains her innocence; David Katz, sports video game tournament shooter; Samantha Wohlford, Mommy vlogger who tripped over her own lies in the interrogation room; Randy Stair, supermarket shooter who produced - and dated - cartoons; Trey Sesler, 'Mr. Anime,' who murdered his family; Pekka-Eric Auvinen, admirer of violence who carried out one of Finland's few school shootings; Abagail White, OnlyFans talent who bullied and killed her husband. Influencers Who Kill will look behind the internet handles and the painted masks and dive into the minds and motives of serial killers and would-be murderers who bloodied their hands with the spotlight trained on them.