Through the open office door, a conversation could be heard. The murmuring got louder quite suddenly.
“Too green! Aah! Ugly! Undo! Undo it, quick!”
“Oh, fudge. I, uh, I think I can’t undo it.”
“What? Well, fix it! Replace that color with something else!”
“I can’t. It wasn’t layered. There’s nothing I can do.”
“How, what—you said you could do this!”
”...”
“I’m wasting my time with you. It looked so promising, and you messed it up! I don’t believe it…”
“You don’t have to pay me, I-”
“Oh, you think? Yeah, thanks for that, and thanks for nothing. Get out of here!”
“But-”
“Out!”

With a hurried rustle of coat, umbrella, and supplies, the man hurried out of the office, one sheet of paper fluttering out of his briefcase and onto the ground, unnoticed.
“That’s the last time I do any work in front of the client,” thought Martin. “Now I’ll have one more mess to clean up,” and he set about planning her murder.
People really needed to think before they spoke. He’d made every effort to be nice to her.