"Adolescence" on Netflix is inspired by the rise of knife attacks in the United Kingdom. But why did Jamie change his plea to guilty at the end?

Dive into the shocking ending of Netflix's No. 1 crime series, "Adolescence." Why did Jamie kill Katie, and what happened to him and his family in Episode 4?

There's not a big twist in this particular Netflix crime drama. Yes, Jamie did kill his classmate Katie Leonard (Emilia Holliday). He even admits to the crime. That particular spoiler is revealed in the first episode of the Netflix limited series.

While the series isn't based on a true story, Graham -- who portrays Eddie Miller, Jamie's dad in the series, in addition to being a co-writer -- told Rolling Stone UK that he drew inspiration from the several real-life incidents that happened among youth in the U.K., specifically several incidents that involved the stabbing of teen girls.

The four-part British crime drama tells the (fictional) story of Jamie Miller, a 13-year-old suburban boy who’s ripped from bed in the morning, accused of murdering a classmate. Created by Jack Thorne and Stephen Graham — who also plays Jamie’s dad,

What’s going on with our society?’” In recognition of the importance of this topic, as well as the mind-whirring process of watching, here are five other series and movies that should be your next watch if you loved Adolescence.