Let's Play a Tabletop RPG! In the World of Anime!

[He didn't die. He just went to the world he loved most.] Cheng Yun, hit by a runaway truck, arrived as he had "wished" in the Lovecraftian world he loved. "Save the world? Me?" Before him lay a shattered planet, soon to be destroyed by mythos creatures, the Great Old Ones, the Ancient Gods, and the Outer Gods. With the System's help, he would intervene at the moment before the world was destroyed and save it. "How am I supposed to do that?!" [Host, you can summon characters from anime and manga to serve as investigators and resolve incidents.] Cheng Yun got it. Planet 01, participating investigators: Kaguya Shinomiya, Shizuka Hiratsuka, Akihito Narihisago, Makoto Naegi. Planet 02, participating investigators: Lacus Clyne, Lelouch vi Britannia, Ai Hoshino, Umi, and Chito. A charity performance fraught with undercurrents is about to begin. Investigate the situation and stop the planet from rotting.