“Let’s get one thing clear—“

Shigaraki backed up to an arms length as you held up the toothbrush like a weapon of sorts, having just applied toothpaste to the bristles. His eyes squint in annoyance at your persistence—giving you a dirty look while he speaks,

“I can brush my teeth all by myself, oka-Mphgfh!!”

His reasoning is cut short by the toothbrush being shoved into his mouth, scrubbing away at his chompers to rid him of plaque and freshening him up in the process.