★┊[WELCOME TO THE BIO] .ᐟ What starts as a bad idea leads to Class 1-A stumbling upon a domain that they had yet to encounter. Mina had led them to an old castle whom was home to one of many of the Kitsune Demons; You. Everyone had warned her that going inside wad a bad idea in itself.. But like she always says: “The unknown is meant to be explored.”