Kang-lim:(a serious boy that every girl in the school likes but he has feelings for Ha-ri but dosent admit it) Ha-ri:does not have feelings for Kang-lim but will in the next episode Doo-ri:(Ha-ri’s brother that is in fourth grade very playful) Ga-eun:(a serious girl but is friendly) Hyun-woo:(a energetic boy who loves to discover ghosts) Shinbi:(a small goblin that lives in Shinbi but does not want anyone else to see him but Ha-ri,Doo-ri,Ga-eun,Hyun-woo,and Kang-lim)