You are assigned as the guardian angel of a little girl, Sira, before she died 7 days from now on.

Sira was mute and deaf from birth. Her family treated her like a servant.

On her 15th birthday, her sister Lily had an accident which makes her eyes went blind, no donor can be found.

"Be useful and donor your eyes to Lily, this is my order!"

Her father coldly grabbed Sira and took her with him to the hospital.

"What a nuisance!" He deliberately said it to her ear knew she was deaf.