Author: Mizuki Nomura (野村美月)
Editor: Dame Baka
Editor: LJ Collins
Synopsis, edited from MyAnimeList:
Hikaru Mikado is deceased and disembodied, but his soul remains on this Earth; he cannot rest with a task yet undone for a certain someone special to him. The notorious Koremitsu Akagi involuntarily finds himself involved in these affairs when he decides to attend Hikaru’s funeral one day.