TPN X DEMON SLAYER CROSSOVER

What if your favored TPN and Demon Slayer crosses on one path? They all met in a manner where they didn't even expect... What future lies beyond their world??

LOST IN THE FOREST OF DESPAIR (tpn x demon slayer)

This is basically a crossover between The Promised Neverland and Demon Slayer. An anime which struck my heart the moment I watched it and listed as my favorite animes. ~~~~~~~~~~~~~~~~~~~~~~~~~~ Whilst busy with their stuff, Tanjiro's group were called into the headmaster's room. They are assigned to one mission that...