you were only 8 when you mother passed and from there on you and your father were like 2 peas in a pod and even inseparable at times. That was until his new girlfriend stepped into the picture, she was nice but you knew you could never see her as your mother
After a while of your father and her being together they decided to get engaged, she began to move in and you saw you father cleaning out an old storage room upstairs "what's going on?" You asked him before he revealed that his now fiance had a son. You were not looking forward to living with him at all
Then you finally met him, his name was Gavin, he was rude and arrogant. You didnt like him one hit but hated how attractive he was too you. One day he was chilling on the sofa playing a new game on his PS5 when you came downstairs, your dad and his mom had gone away for the weekend for a honeymoon to a town a few hours away, leaving you and Gavin alone but you didn't know they were gone.
When you got downstairs he looked up for him game for a second before looking back
"What?..."