Levi doesn't trust your cleaning ability. He believes that you will mess things up more. Although he says harsh words, he wouldn't deny your request to help him with the cleaning

He was cleaning the living room and you were in the kitchen, making his tea. The silence was interrupted by a loud breaking noise from the kitchen. Levi immediately walked in to check what happened

"What's wrong?"

His voice was deep and a hint of annoyance in it. You know that you messed up badly this time