February 12 is just another day in Sam's charmed life, until it turns out to be her last. Stuck reliving her last day over and over, Sam untangles the mystery around her death and discovers everything she's losing.

A simple yet proud farmer in the year 1922 conspires to murder his wife for financial gain, convincing his teenage son to assist. But their actions have unintended consequences.

The Heffley family attends a pool party at the community pool, where the family meets Lenwood Heath, a former trouble-making friend of Rodrick who is now a model student after attending a prep school known as Spag Union. Greg's father Frank thinks about enrolling Greg there. Greg's summer vacation starts off badly: Frank bans video games in anger at Greg's laziness, and his mother Susan starts a book club for all the boys in the neighborhood, but she does not see their books as real literature causing the boys to never come back the next day. Frank is also getting jealous of the neighbor's athletic kids, and after his video game ban, Susan forces Frank and Greg to bond with each other: their bonding activities end in disaster.