C408 The Determination to Protect Youya

In 2015.

Five years had passed in the blink of an eye.

Mahiru was fifteen years old.

The cute little girl, Youya, was seven years old.

Youya was currently studying in a private elementary school that her sister used to live in. She also lived in Mahiru's house and would call her sister sweetly every day.

Because of her cute and obedient sister, Mahiru's face bloomed with more and more smiles