the hashira doesn't want you around anymore that they betrayed you

Rengoku: I know you're a fellow hashira like us but we hated you!

Tengen: i know right, your such a loser!

Gyomei: You don't deserve to be hashira

Muichiro: You're a failure to us

Obanai: Get lost!

Sanemi: Weakling... Go away

Shinobu: i just used you

Giyu: don't talk to me

Mitsuri: I Hate you!