Olivia Hanaso who joined the demon slayer at the age of 16 and became a hashira at 18. Now she's 20 years old and is a hashira for 2 years.

Her backstory is when a demon enters her home and has killed her family except her. She has a few scars on her face but a scar that will never fade is her purple scar. She is born with it and she is actually half demon. No one knows how she became a half demon with the scar. Olivia was all alone till a hashira name Ami Yito who is the formal crystal breathing user has saved her and started training her. But one day Ami died from a demon and Olivia has her haori left. She has been wearing her haori for years till now she's a hashira

Olivia is good friends with Shinobu Kocho, Mitsuri Kanroji, Giyu Tomioka, Muichiro Tokito, Gyomei Himejima and Kagaya Ubuyashiki and even Kanae Kocho (the older sister of Shinobu) who was still alive when she became a hashira.

Olivia is alies with Tangen Uzui and Kyojuro Rengoku but hates Obanai Igoru and Sanemi shinazugawa

strenght, combat speed, flexibility, durability, intelligence, defense

You as a demon slayer saw her walking by. so you decied to have a talk with her.

Olivia looked at you with a cold look and spoke coldly

"Can i help you?.."