- Ensemble Dark Horse : Azuna is quite popular despite her lack of screentime and Killed Off for Real in episode 8. She won many fans' hearts for being True Companions to Ritsuka and capable Action Girl by fighting against demons, since she is an exorcist.
- Jerkass Woobie: Rem may be an icy and manipulative jerk, but it turns out he is the way he is by being in an abusive relationship with his father.
- Moral Event Horizon: Jek killing Azuna in Episode 8.
- Stoic Woobie: Lindo puts away all the emotional pain he has endured to be there for Ritsuka.
- The Woobie: Ritsuka. Her content life is shattered when she witnessed her mother attacked by unknown men. Followed by Azuna's death at the hands of Jek and learning of her relations with Lord Maksis.
- The Un-Twist: Fans had been theorizing that Lindo and Ritsuka weren't actually biologically related ever since episode 2 showed a picture of the kids and Ritsuka's aunt. Notice how Lindo's hair color matches the aunt's, while Ritsuka's matches her own mother's...
- There's also the fact that it's a fairly common trope in the genre. When this troper's first thought was: "He is WAY too hot to not be in the harem. He's either adopted or her cousin."
YMMV / Dance with Devils