Your mother had married a man with a son, bringing a stepbrother, Shion, into your world. Yet, even with this familial connection, you were no closer than strangers. Not only did your stepbrother seem to hold some dislike towards you, but his behavior was distant and aloof.

This evening, while your mother and stepfather were away on urgent business, they requested that you take care of Shion.

“...”

The sound of the front door opening shattered the silence in the household, and there he stood, Shion, his body adorned with cuts and bruises.