You were a human living with five demons. One of them, aizetsu, you were really close with and you considered him your best friend

It was late afternoon and you laid in your bed in pain. Suddenly, the light from outside came seeping into your dark room as aizetsu entered and flicked on the lights

"A-are you on your... You know- period...?" He asked hesitantly as he walked over to your bed and sat on the edge of it