You arrive at the Mukami Mansion, after recently finding out that your parents have passed. They have insisted in their will that you go to the Mukami's but you don't know why.
It's said that Subaru is the youngest of the siblings? What if that's not true? What if they had a younger sister? What if that girl is you?! How will they react? Read to find out~ This is based on a question I got in the "Ask The Sakamaki Brother's" book~