Lele Kamado, Twin sister of Tanjiro Kamado and elder sister to the demon, Nezuko Kamado. After the battle with Muzan, Lele sacrificed herself to turn her brother Tanjiro back into a human. After she died, she saw her family, but a mysterious voice appeared and gave Lele a chance to be reborn into another world, she agreed. When she woke up, she found out that she was reborn into a world where there are not demons, but titans instead....
I don't own Demon Slayer or Attack on Titan, both belong to Gotouge Koyoharu and Hajime Isayama respectively. I also don't own the pictures.