Rainbow in my life will never appear as the stupid bastards will never leave me alone in this already upside down world. Plus, those bastards will always be the s to my life.   " I life perfectly peace not until you guys came barged into my life " " Here is the deal. You be my fiancee for month and everything will be like usual. I'll go out from your life " " My bussiness is not yours to take care " " It because I care

People often take the "Seven Deadly Sins" as a joke. However when the famous group Girls Generation seemed to mimic these sins, everyone becomes a bit worried. Especially when people discover an eighth deadly sin. What's happening and who's controlling their emotions?   Will Seohyun get over her Lust for everybody?