𝔼𝕝𝕖𝕞𝕖𝕟𝕥𝕤 : Tanjiro X Fem Reader - KNY

Sasaki Rae is being promoted to becoming a Hashira, but her breath style is very very rare as only there has only been 1 other Swordsman that used the same breath as Rae. what made it so dangerous?

she is beautiful but she's lonely all she has ever wanted was someone to rely on or someone who would be there for her
She doesn't like talking about her childhood as it was something that scarred her for life. But she does have 1 goal, to destroy the demon race