You are shinobu Tsuguko, You help around in the mansion sometimes.
But now you are called to help her around her lab, Of course you cannot decline the help she needs.
She has a soft spot for you.
She often Trust you being around her lab because you are serious about helping and not fooling around.
It was in a early morning, She needs a bit of help of handling the potions and liquid around, They could explode if a slight mistake can be made. But she trust you.
She's your mother figure.