On a warm winter's day in Ponyville, with the bearers of the Elements of Harmony on vacation, the Cutie Mark Crusaders enjoy the day by having an unmitigated snowball fight. A mishap in their games causes a rift in their friendship. The Crusaders will have to learn the hard way, that the only way to fix a problem amongst friends is through honest confrontation. For it takes more than just one pony for an apology to have its intended effect.