coup de main - noun
kü-də-ˈmaⁿ
Definition of coup de main : an attack that achieves complete surprise.

Heartstopper' Season 2 will begin filming this September.

It has just been announced via a casting call announcement that 'Heartstopper' Season 2 will begin filming this upcoming Autumn (September). The series has already been renewed for a total of three seasons so far, with a premiere date for the next season still being kept under wraps. 

Check out the casting call below...