"Deck the Halls” is a traditional Christmas carol. The melody is Welsh, dating back to the sixteenth century,[1] and belongs to a winter carol, "Nos Galan", while the English lyrics, written by the Scottish musician Thomas Oliphant, date to 1862.
After her father and classmate are death at two days christmas, Kim notices a blood stain on her close friend's chest, while Lenny, one of her best friends, is suspected. Kim and her best friends decide to work together to fight the killer, to protect citizens and students.