The Void Hashira { Renaeè Harem } One Punch Man x Demon slayer crossover

Renaeè a young girl who have amnesia have troubled remembering her past after she was experimented on as a young girl, she managed to escape and was found by the 1s and only empress guard who took her back to the heroes,days passed away renaeè was known as the void Hashira and she was known as the ZERO Hashira the most OP! Hashira and that knows and can create her own breathing styles and have completely mastered and awakened them all in 10 days, she can summon any kinds of weapons. She'd was also born with a demon slayer curse Mark diamond on her forehead when she was still a newborn baby and she also have special blood then can destroyed and kill demons faster and it was known as " holy blood ", renaeè mother used to be an all first most overpowered demon slayer known as the winter Pillar,but she'd then finally decided to Retired herself to look her newborn child and kids.

Renaeè father was a warrior samurai and he was the 1st born as the son of the one and only blacksmith sword god, the clan was known as the Haruno clan, a clan that was born destructive strength a demon slayer curse Mark diamond on their forehead, Is good in making poison and potions and medicine to heal humans and animals and others poisons and potions to kill demons and they are also the clan that protecting the blue spider lily to point that they would eat the blue spider lily itself as a whole's.

Renaeè was born on Christmas Eve and the villagers, her family members and friends and siblings and cousins thought that she was blessing which she is since she was the only one newborn baby girl that has a demon slayer curse Mark diamond, holy bloods like the rest of the clan and she'd also have natural beauty and the blood of samurai god in her vain and she is also super OP and she also have no limiter like the rest off the Haruno clan members.But one day what happens when her village was attacked by demons on Christmas Eve and what if she was seen into another world by her own sis.