A Little Snow Fairy Sugar/Tear Jerker


 * The ending theme.
 * Saga's reaction to Sugar writing an apology note... on her mother's piano sheet music.
 * The story of the Bear Pianist is this in-universe, though it can cause tears for the viewers as well.
 * Saga's Heroic BSOD when confronted with . Sugar's resulting sickness makes it worse, but what really nails it is Saga's memories of her mother and feeling as if she lost her.
 * In particular, Saga's line,  feels like it could be directly addressing the audience.