
Guys, just because someone helped you in the past doesn't mean that they are a good person. If someone helped you but mistreats you, they are still mistreating you.
In real world, even the best people have some less than desirable qualities and unfortunately, the worst people have some almost redeeming qualities.
People will always show you their colors in due time and he did.
But I can promise you one thing, a person that has a good moral compas and loves you will never cheat on you <3

Hard pill to swallow is that sometimes you don't grow with the person but you grow away from each other.
In heroine's case, I feel like Mincheol saw himself above her because of his economical success but as many poor kids, he cleadly is horrible with finances so he was getting them into debt all the time. Your past is no excuse for how you trear your partner though so I still can't sympathize with him.
Yall are right that it is toxic but god, the sex is soo hot -/////-