In which Kim Yun goes through a life-changing event after encountering Kim Jongin, quite literally. But the thing is, Yun doesn't think that it's going to change her life at all.  

For all of my life, Wednesdays have always been my jinx days. I guess that's why I'm utterly surprised when a woman that looks exactly like me--claims to be me, appears on my doorstep on a Tuesday, looking for a certain Kim Jongdae. I hate Kim Jongdae.