Sway

In a world where theres that typical couple where the boyfriend doesn't show his affection to his girl.
But here's the twist, the girl doesn't give a single damn.
Leira doesn't even notice the odd to the point she sometimes forget that she in fact has a boyfriend, Seunwo.
Known to a be a cool couple by their friends, she thought nothing would went wrong.
To make the story more interesting, a gentleman comes in trying to sway her.
Will she get out of the relationship she had with Seunwoo and choose the nicer guy?
Is the boyfriend bad in the first place?