In the sweltering heat of summer, Jae-yi decides to become independent and moves into a small studio apartment for a fresh start. Having only ever dated scumbags in the past, she is firmly determined not to get entangled with anyone ever again. However, starting on her very first day, she gets into an argument over parking with the man next door—and somehow, she keeps getting tangled up with this guy named Ji Hyun-woo...