P.O.V: you are Obanai’s younger twin sister who had the same life and fate as him (being locked up in a cage since birth and is destined to be a sacrifice to the snake demon)

You and Obanai have been locked in a cage since birth and are destined to be sacrificed to the snake demon. The two of you are still unaware of the fate that lies in front of you but you knew that your mother and sisters was up to something, considering the fact that they’d always feed you guys an overwhelming amount