Four interwoven stories that occur on Halloween: an everyday high school principal has a secret life as a serial killer; a college virgin might have just met the one guy for her; a group of teenagers pull a mean prank, and a bitter old recluse receives an uninvited guest.

It's summertime, and Greg Heffley is looking forward to playing video games and spending time with his friends. However, Greg's dad has other plans: He's decided that some father-son bonding time is in order. Desperate to prevent his dad from ruining summer vacation, Greg pretends he has a job at a ritzy country club. But Greg's plan backfires, leaving him in the middle of embarrassing mishaps and a camping trip gone wrong.

Lupe, head of a Latinx punk rock band, discovers only her piercing musical scream can stop an alien invasion. She and her bandmates become the target of two warring alien races hellbent on destroying each other, and taking planet Earth down with them. With the help of Lupe’s sweet, shotgun-toting Abuela, Pachi, and her high-powered, socialite mother Karen, the gang of misfits do all they can to save the world.

In the 1990s, an immigrant single mother raises her teenage son in the Canadian suburbs, determined to provide a better life for him than the one she left behind in South Korea.