* AbandonShipping: The reveal that [[spoiler: Fanta was only using Ryang in order to discover what happened to her father]] caused some fans to jump off that ship and onto the Ryang/Yusin one, especially after [[spoiler: her return in the later volumes]].
* EvilIsSexy: Yuri and Oreadia, who are both undoubtedly some of the most attractive female characters in the series.
* FoeYay: Ryang and Yuri (the enemy thing is one-sided) [[spoiler: , who even end up sharing a kiss on the trip to Sokcho.]]