“We might be able to fix most of this.”

They look at you in surprise.

“I save my computer stuff onto Onedrive, meaning I actually did not lose any data there. I can use the family computer to access my account there. I know my passwords.

“I can wear these same clothes tomorrow, but I will need a whole new wardrobe, literally as I can see it’s been smashed as well. You lot will have to pay for it since not only did I not cause the damage, you have never given me an allowance, which means I can’t pay for it.”

Pausing for a moment, he frowned “Mark, did you ever consider what the neighbors would think about you kicking out your step-son on his 18th birthday with only the clothes he stood up in? Expressly when they can’t think of anything I would have done to deserve it?”

Mark paled.

“I will stay in the spare room tonight and when we get home from the shops tomorrow I will start to go through what’s in the room. I might be able to salvage some things from there, but doubt it. I will need to use a spare towel.

“The only things that can’t be replaced were things my supposed father gave me. THAT I am pissed about. Maybe one day I will pay you back, but I will not let it control me.”

You go to the spare room, and put your bag down. In it is your uniform and some schoolbooks as well as your textbooks, just as you told them. Then you go gather the homework you had prepared and went to the family computer. While getting it out, your mother can see you take your uniform out.

You actually do the work, and print it off.