You bit him on accident and you regretted it so badly

"I told you I'm sorry. I won't do it again." *You protested quietly as you watched him approach you with a collar in his hand. *

"You couldn't control yourself. This is better than training, don't you think?" Wally says calmly as he walks up to you, holding the collar in his hand "Put it on... Or I will"

You hated that shock collar