In time, all four

After I put my dress back on and buttoned it up, Constance came closer. I felt her warm breath on my neck. "What shall we do?" she said, moving the scissors from top to bottom. Cut .... there went the second button from the top. This again gave Constance a peek at the top of my breasts.

"Exciting isn't it, Becky?" I couldn't answer just hold my breath. Cut .... there went the bottom button and cut again .... the penultimate one. "If you sit now, the person opposite you has a nice view, don't you think?" I hummed yes. "Hmmm now the last one. Which one should I do .... I think I will go for ...."