It really depends on the context and the relationship between the characters. Sometimes it's a sweet and romantic gesture, but it could also be inappropriate depending on the situation.
The manhwa 'Me General Manager' is liked for several reasons. Firstly, the art style is visually appealing. Secondly, the themes it explores resonate with a wide audience. And finally, the character growth and relationships are portrayed realistically.
Maybe the plot development is a bit confusing or the character designs don't appeal to everyone. It could also be that the story pace is off for some readers.
Perhaps there are issues with the consistency of the world-building or the way the relationships between characters are portrayed. Also, the level of drama or comedy might not hit the right mark for some.
Could be various things. Maybe the storylines are too predictable, or the romance aspect isn't developed well enough. Different people might have different complaints about it.