Main Cast: Yohan Lee (Lee sungyeol), Lance Gabriel Sy (Kim Myungsoo), Emily Juliette (Kim Taeyeon) and Julieanne (Bae Suzy) The story about a Guardian of Love, who disguised as a human, in his journey of helping Yohan, the human he became bestfriend with, in finding his 'Destiny' girl. The story was based on the song, 'Last Romeo' of Infinite about a guy who is willing to sacrifice everything, even his own life for the woman he love. Being a Love Guardian, Lance can't love the girl he like or else, he will die and disappear forever. Can love conquers all his limitations?