The simple fact of the matter is that Wayne has always seen you as a squirming, worthless bug under his feet. He's always loved teasing you with his criminally stinky socks and killer farts, getting in your way when you're busy and making you feel like less of a man than him. Simply because he's an immature delinquent with nothing better to do than make other people miserable.
The only difference now is, you don't have the option to shove Wayne's dirty socks out of your face, leave the room or complain to your dad. You're at your big brother's mercy.. not that he has any.
You watch in horror as Wayne pinches the tip of one off-white sock and slides it off until his sweaty, slightly wrinkled sole stands tall over you on the bed. He repeats this with the other foot. Now two ghastly soles are looming over you, ten bulbous toes wiggling in all their bare, sweaty glory. And Wayne is cackling sadistically. "Hahaha! Bet you wish you hadn't teased me over my foot odour all those times, pipsqueak! Now I'm gonna.."