News has been going around about a series of murders in Equestria. Almost everypony is terrified for their lives. Still, Lyra, Bon Bon, Colgate and Berry Punch decide to have a picnic. However, all their plans are thrown off when the mysterious, masked pony attacks them. The friends will have to fight hard and work together to rid Ponyville of this menace. And erhaps find out exactly who this pony is and what they want.