Have you ever wondered what might be going on behind closed doors? A door just across the street might have behind it something you wouldn't want to get within a mile of. Stu tricks his mum into giving him a day off sick from school, but just what is that creepy old lady opposite up to?

If you had a chance to do something totally anonymously, and no one would ever find out, just how far would you push it? Sam has a promising future ahead of him at school, but his anonymous posts on the school social media site could be his downfall.

If you give your life over to technology, how long before it gives itself over to you? Kym just wants to be like the other girls in high school, but the arrival of her perfect new phone starts to unravel everything.

Do you believe in fate? Is there really something out there shaping our every decision? Or are we the ones in charge of shaping our own future? Vincent takes a trip back to his father's family home, but as he checks out the house he finds there is something unexplained lurking in the cellar.

Have you ever felt uncomfortable in your own skin? What if there were a reason for that? One that you wished you never went searching for... Pearl dreams of the sea, she sees it and hears it - but what is it that is calling her?

You know that feeling - when you get something stuck in your head. What if it was really stuck? And there was nothing you could do to get it out? On a girl scout trip to the most remote woodland, Dent really wishes she could call a cab home.

Being away from home is scary enough. But imagine if home was on the other side of the universe, and you had no idea how you were ever going to get back. Spud and Thomas go for a ramble through the woods looking for a den but they find so much more than that.

Did you have an imaginary friend? Do you wonder whether they were so imaginary after all? If it's true for one of them, surely it's true for all of them. Maybe it's still standing right next to you now. Esme, the world's worst babysitter, takes a job with a nice new family. However, this time she could be out-foxed.

Do you have a shed? A cellar? Anywhere dark? A place where things can hide in the shadows, watching, waiting. Are you sure you don't have a shade lurking in your home right now? Greg has a hunch that all is not well with his friend Dave. When he follows him to his aunt's shed, the adventure is only just beginning.