What Kind of Ghostly Companion Am I Today?

Wearing the skins of all kinds of big shots to become someone else's guardian spirit Qiumo Liangtai thought he was playing a challenge game themed around [Rescue]. The basic strategy was to draw a character card with high combat power and an impressive background, then, while keeping as close as possible to the character's established persona, save the target who had died for some reason. Mori: I'm going to kill Oda Sakunosuke... Liangtai, wearing Chuuya's skin: I'll protect Oda! Mori: ??? Muzan: The Demon Slayer Corps, hmph. They're a rabble, and I'll destroy them sooner or later. Liangtai, wearing Yoriichi's skin: No chance. You escaped last time, but not this time. Muzan: ??! On the compatibility of different characters x Another day of snatching people from the author's blade! Note: When I say guardian spirit, I mean a literal spirit qwq. He can affect the real world after materializing, but most of the time he's a spirit, and only the person he's tasked with saving can see him. Theme: Making peace with a few unresolved regrets