SPOILER!!!
When he regains his memories he hides it from her and basically starts to abuse her both mentally and physically, and in the last evaluation of the competition he ruins all her plan and literally chops the tree she was supposed to treat in order to win which resulted in the village people beating the crap out of her because they thought she was the reason the tree died , and he watched her get beat up and didn't bat an eye , called her pethatic and weak , and then left her after she went on her knees and begged him to stay anyway even if he hates her , oh and he also basically killed all the plants that she was growing in her house and also destroyed everything in the house " basically vandalism" . And that's the chapter i am in right now I can't bring myself to continue

I feel so bad for all those people thirsting for chae woo in the comments you guys are in for a RIDE