Another winter had come to Ponyville, bringing promises of another joyous Hearths Warming. The cheer and good will was infectious and abundant, ready to be celebrated. However, after a strange cast of lights ripped across the sky over Everfree Forest's horizon, something changed. The winter became foreboding. The atmosphere gained an ominous presence.
Determined to combat the ill feelings, the citizens attempted to ignore the feeling of dread... that was, until, ponies found out Fluttershy had disappeared around that time.