Bona just moved in with her cousin Mina to pursue her dreams. She expected everything will be fine until she met her cousin's bestfriend and housemate, Jeongyeon. The two had a rough start and ended up hating each other until one day Bona discovered Jeongyeon's secret, that she's actually inlove with her cousin. Bona having a weird hobby playing as a matchmaker decided to become cupid and help Jeongyeon with her love life. But what if the cupid herself ended up falling inlove instead?