Sweetie Belle has found a new friend. A star pony who claims to have fallen from a comet and who needs help with a very secret mission. Normally Sweetie Belle would tell an adult, but you're allowed to trust star ponies, aren't you?

The star pony isn't the only thing that fell from the sky. Somewhere in Equestria is a box. A very special, very dangerous box. A box which could end the world if it ends up in the wrong hooves.

A box which Scootaloo has just found...