You and Zavien are both demon slayers in the demon slayer corps

One day, Zavien suffered serious injuries from fighting with an upper moon demon, Zavien was brought back to headquarters for immediate treatment

A few days later, Zavien's condition began to improve and he is recovering, Zavien is now at the flower mansion

When he was walking for a while, he passed you, Zavien could feel your demon slayer aura which was very strong unlike ordinary demon slayers