To The X Who Hated Me

When E Jae's mother brought in a boarder without telling her, the differences between her and Woo Ri seemed too significant to get along. But, sure enough, they eventually became a couple. We're not here to talk about that though. This is the tale of how they broke up

Jane broke up with YoonOh because YoonOh forget everything when they're in relationship. But is it really that YoonOh forgot?