Watch: the trailer for 'Heartstopper' Season 3.

The trailer for the third season of Netflix's 'Heartstopper' is here - featuring the return of Joe Locke and Kit Connor as Charlie and Nick. The new season also features Jonathan Bailey as a guest star.

"Charlie would like to tell Nick that he loves him. Nick also has something important to say to Charlie. As the summer holiday ends and the months race on, the friends begin to realise that the school year will come with both its joys and its challenges. As they learn more about each other and their relationships, plan social events and parties and start thinking about university choices, everyone must learn to lean on those they love when life doesn't go to plan."

Watch the trailer below...