Maybe it's because the plot is too confusing and hard to follow.
It might be that the story is too slow-paced or the themes are not interesting. Maybe the ending was unsatisfying too.
Could be that the characters aren't developed well enough and seem one-dimensional. Also, the art style might not be to your liking.
One could hate it if the art style doesn't appeal to them or if the story progresses too slowly. Also, if the themes or messages it conveys are at odds with someone's values or preferences, that could be a reason.
Perhaps the themes or tropes used in 'Hate That I Like You' aren't what you typically enjoy. Maybe the ending left you dissatisfied or the pacing was off for your liking.
In the 'Hate Me' manhwa, it mainly focuses on the evolving dynamics between two individuals who start off with a lot of resentment but things take unexpected turns. There are lots of twists and turns that keep you engaged.
Perhaps the development of the characters felt forced or the overall storyline was too predictable. Maybe there was a lack of depth or complexity that you look for in a manhwa.
One similar manhwa could be 'Love Alarm'. It has similar themes of romance and drama.
The theme seems to revolve around the complex emotions and conflicts in a relationship that starts with love but is tainted by hate.
Love often takes the lead. Many manhwa focus on romantic storylines and positive emotions, making love more prominent.
Maybe she has some misunderstandings or you did something that made her feel that way.
The 'hate mate' manhwa might have a complex story involving characters with conflicting emotions and relationships.
Maybe it's because of the plot not meeting their expectations or the character development not being to their liking.