* Zagato and his minions are perfectly willing to kill three young girls to accomplish their goals.
* The monster of episode 8. [[spoiler:It's Hikari, the cute fox Hikaru befriended.]] It reveals itself by [[spoiler:''bursting out of its skin'', and its mouth is suddenly full of razor-sharp teeth]].
* Cephiro slowly decaying as the series goes on. At first the world is always in daylight and has beautiful scenery, but as time progresses earthquakes are more frequent, storms spring up, and it turns into AlwaysNight.
* The end of the first part has [[spoiler:Princess Emeraude's descent into madness and the awakening of her SuperpoweredEvilSide]]. Doubles as a massive TearJerker.
* The part in the anime where [[spoiler: Nova disrupts the mystical process that Sierra is using to repair Hikaru's broken weapons]] and follows it via [[spoiler: basically [[MindRape mind raping]] the half-conscious Hikaru for what feels like ''hours''. Oh, and revealing that she is her EnemyWithout.]]