A girl named Choi Ji Hyun was to scared to fall in love again after being in a relationship with his 2 years crush. They Ended up breaking up due to a stupid reason.. She was then suffering from anxieties and A Phobia Called "Philophobia" Which is a phobia of falling in love..One day , she found out that her ex wants to get back but in the same time, A guy named Kim Taehyung had a crush on her.. She found herself stuck In a Triangle Love... Who will be the guy that Ji Hyun choose?