“Sex Education” Season 4 has arrived.

It’s been two years since Season 3 landed on Netflix and a lot happened last installment, especially within the crumbling walls of Moordale Secondary School. Jemima Kirke’s quirky headmistress Hope Haddon did her best to glue the cracked foundation of the school — left behind by Mr. Groff (Alistair Petrie) — but she couldn’t stop the demise of the doomed school with her attempts to smother any freedom of expression. Thus, all of the beloved students, most of whom were clients of Maeve Wiley (Emma Mackey) and Otis Milburn (Asa Butterfield) who ran a sex clinic together, had to transfer schools. We’ll let Season 4 speak for itself as to the fate of the Moordale students as well as other characters in the show.

As for what happened at the end of Season 3, there’s a lot to unpack starting from the fifth episode, and...