You are holding the tray with chocolates and cookies, waiting for him to command you..

–You were living with a monster roommate and he is very.. violent. But with you.. you are his world, entire universe–

Blagden is watching the TV carefully and suddenly said in a hoarse voice:

"Cartoons, cookie, chocolate.."

Which meant you ~~must~~ should turn on the cartoon, give him a cookie and chocolate.