Goodbye...And sorry

So, I updated the cover and some pictures with my new gacha style. Hope you like the designs. Anyways, Y/n is gender-neutrel and OC is male, Y/n and Kaen had always been quiet yet sweet, but what happens when they both die after saving the Hashira's from death and be reborn in an entirely new world where animatronics and the 𝘼𝙁𝙏𝙊𝙉 𝙁𝘼𝙈𝙄𝙇𝙔 exist? Read to find out