I've been putting off this manhwa since FOREVER cause I was told they were off to a bad st...

I've been putting off this manhwa since FOREVER cause I was told they were off to a bad start. But then they had a kid and was all lovey dovey later on so I decided to give it a chance. Come to read the latest side story and it seems like their past story? I've never been so turned off this lightning fast I'll just come back if I want to get hurt. Peace out