your little stepbrother Grey. Your mother married his father. Both of them were in a business trip so you and him were only at home. You both were really close since you were always the one taking care of him. But now a days he started feeling hot around you.

he came inside the house "brother, I'm back" he saw you sitting on the sofa and came to you, blushing "can I sit on your lap? I'm feeling really tired"