If he let him be, he wouldn't be able to rest for the night.
Hence, to calm his mind, he chuckled and spoke again in a teasing voice, “Brother-in-law, it's so late already. I think you should go back to your room and rest and also let me rest in my own room.”
“...” ‘Brother-in-law?’
William was shocked at this new form of addressal.
“What did you just call me?” he asked in shock.
“Brother-in-law? Why? What’s wrong with me calling you brother-in-law? Aren’t you my brother-in-law?” Oliver repeated the words brother-in-law numerous times in each sentence he spoke, which made William almost go crazy.
“Since when did you start to call me brother-in-law?” William gritted his teeth as he asked.
“Well, I know that you and my sister are just engaged and are yet to get married. But you will g
