Manga: Japanese comics.
Drama: This is the primary genre, with a plot revolving around tragic events, intense conflicts, and complex psychological developments of the characters.
Psychological: The story delves deep into the psychological states of the characters, especially the pain, obsession, and revenge motives of the protagonist.
Revenge: A significant motif of the story is the protagonist's journey of revenge against those who caused tragedy to her loved one.
School Life (partial): The setting may involve a school, where the heartbreaking events took place or where the protagonist executes her plan.
Mature: Due to themes of revenge and potential plot points involving school violence, bullying, or severe psychological issues, the series may be categorized for mature readers.

Manhwa: Korean comics, typically serialized on webtoon platforms.
Girls Love (GL) / Yuri: The main genre, centering on romantic and/or sexual relationships between female characters.
Romance: Explores the development of feelings, emotional stirrings, and sweet interactions between the main characters.
Comedy: Many humorous situations arise from misunderstandings, the "bad thoughts" of one character, and the adorable interactions of the cast.
Slice of Life: Reflects the everyday lives of the characters, particularly within a university/student environment.
Mature / Smut (depending on the version and platform): The story may contain suggestive scenes or adult content, focusing on the physical aspect of the relationship.

Manhua: Chinese comics.
System: The protagonist receives a special system that usually assigns tasks, skills, or rewards. This is a central element of the story.
Urban: The story is set in a modern city.
Comedy: The story contains many humorous elements, especially stemming from the "strange" mechanics of the system.
Harem (Potential): Some sources list this series in harem lists, meaning the male protagonist might develop romantic relationships with multiple female characters. However, the focus on this element can vary.
Action (Light): There might be action elements as the protagonist carries out missions or faces challenges.