simmer (слэш)

Naruto scrubs at his cheek with the palm of his hand, feeling his face flush with the remnants of anger from the
day. “He’s not easy to please. Always has to have the last word. Tries to one up me in the subtlest ways, the bastard.”
“Oh?” his mother sounds more curious now and Naruto starts to pout.
“What are you thinking?”
“Just that he sounds a little familiar is all.”