What will happen if a love & relationship columnist becomes heartbroken!? Nam, a relationship expert of “H2O”  her own founded magazine, has faced devastating moment in her life as her fiancé broke up with her, out of the blue, to marry someone else. Nam felt like a love hurt victim(instead of an adviser), which is difficult to speak out. While Nam tries to keep her chin up, a cupid sends her three PERFECT guys just in time!: Dog, a TV producer and Nam’s best friend, Jo, a warm-hearted consular officer, or Ohm, a handsome flirty tycoon. Who will be the one who finally heals Nam’s brokenhearted status while whose hearts have to be next broken…?