Both dramas are done by the same crew, and it holds the same dark genre, so if you're looking for a not-your-usual Taiwanese idol drama, this is for you!
Both dramas are psychological thrillers with aspects of family relationships, including sisters' relationships, school life and references to backstory. These dramas are suitable for careful and nuanced viewing.
Both dramas are psychological thrillers with aspects of school life, family relationships, touching on themes of manipulating people, a mysterious female character with similar plot twists.