John Finch is a 13-year-old boy who just started writing a diary during his summer breaks. This year, his family is going out of the station to celebrate his Grandparents' 50th Wedding Anniversary. The family gathering is the perfect way to meet relatives after a long time and having a great time as a family.

The incidents from the family gathering are shown as John pens them down in his new diary. Will John have a great time meeting his cousins? Read on to know.