The story revolves around Kale, a high school student, who is sentenced to house arrest for three months after getting into a fight with his Spanish teacher. Kale's life becomes boring, but things take a turn when a new family moves in next door, including a girl named Ashley, whom Kale develops feelings for.
Kale starts spying on his neighbors, including a suspicious man named Mr. Turner, who he believes might be a kidnapper. Kale's best friend Ronnie helps him in his investigation, and they eventually discover that Mr. Turner is not a kidnapper but a "sugar daddy."
However, their investigation takes a dark turn when they discover that Mr. Turner, whose real name is Robert, is actually a serial killer who has been kidnapping and murdering women. Kale's mom is attacked by Robert, and Kale must use his wits to outsmart him and save his mom.
With the help of Ashley, Kale manages to defeat Robert and expose his crimes. In the end, Kale's ankle bracelet is removed early due to his good behavior, and he spends the rest of his summer holidays with Ashley.
Here are the key facts extracted from the text:
1. Kale's father, Daniel, died in a car accident a year ago.
2. Kale is a high school student who gets into a fight with his Spanish teacher, Señor Guderes.
3. Kale is sentenced to wear a GPS ankle bracelet for three months.
4. The GPS ankle bracelet has a 100-meter radius and will alert the police if Kale steps outside of it or unplugs it.
5. Kale is given 10 seconds to return to the designated area before the police are called.
6. Kale's mom cuts off his internet and TV to discipline him.
7. Kale starts spying on his neighbors, including Mr. Pilsch and Mr. Turner.
8. Kale becomes suspicious of Mr. Turner and starts investigating him.
9. Kale discovers that Mr. Turner has a new car with a dent on the front bumper, matching the description of a car involved in a kidnapping.
10. Kale, Ronnie, and Ashley set up a stakeout to watch Mr. Turner's house.
11. They discover that Mr. Turner is not a kidnapper, but rather a "sugar daddy" who buys gifts for a woman.
12. Kale's mom goes to Robert's (Mr. Turner's) house to apologize, and Kale becomes suspicious again.
13. Ronnie breaks into Robert's garage and finds a bloody bag, but it's just a dead deer that Robert hit with his car.
14. Kale's mom is attacked by Robert, and Kale tries to rescue her.
15. Robert tries to frame Kale for his crimes, but Ashley helps Kale escape.
16. Kale and Ashley jump into the pool to trigger the alarm on Kale's ankle bracelet.
17. The police are called, but the officer is slow to respond.
18. Kale breaks into Robert's house and finds his mom, who has been kidnapped.
19. Kale discovers a hidden room with an operating table and freezers containing the bodies of Robert's victims.
20. The police arrive, and Kale and his mom are rescued.
21. Kale's ankle bracelet is removed early due to good behavior.
22. Kale spends the rest of his summer holidays with Ashley.