Leon Soul's Exo Club

From [SpotToon](https://www.mangaupdates.com/groups.html?id=2158992222): Sangman is a lonely little boy. To make him happy, 3 guardian ghosts come down, from the Phantom Island, to help him. Will they be able to fulfill the mission to make Sangman happy? **Original Webtoon:** [Naver Webtoon](https://comic.naver.com/webtoon/list?titleId=768097), [Naver Series](https://series.naver.com/comic/detail.series?productNo=5756158)