Ghost in Phone Exorcism

Your device has been possessed by a Ghost and you have to make an exorcism.

But how to?

You will have a Riddle on the top of your windows, read it quittely and write an answer for the riddle.

Ghost in Phone

Now you have the power, you can call a being beyond in your phone or better than that, You can call a ghost in your friends phones,

Take your friends phones, enter a Riddle and an Answer and press the Ghost button to start the party. They're phone will start to make more and more stranges sounds and will appear in their screen severals ghost, they will only be able to exorcism hitting the question.