Katsumura Eiji could not help touching his mouth. Had he accidentally said what was on his mind? No, right?
...Huh? Wait. Could it be that these three students had seen something outside the shop just now and were now playing dumb to bait him!?
"..." The thought that three people might have been pressed against the window, silently watching him while he cleaned up after the murder, instantly sent a cold sweat down Katsumura Eiji's back.
He took a deep breath and forced himself to calm down.
Calm down.
—These three customers had clearly come together. Even if that Detective had nerves of steel and could act as though nothing had happened after witnessing a murder, the high school girl and child beside him also looked perfectly calm... If they had really seen anything, they would not be reacting like this.
In other words, their conversation just now had to be a coincidence. He could not panic and give himself away!
Anyway, he needed to get rid of them as soon as possible...
Thinking this, Katsumura Eiji put on a smile, walked over to their table, and handed them the drink menu.
"What would you like to order?"
Just as Katsumura Eiji had expected, the three did not order anything complicated—only two hot coffees and a glass of juice.
Returning behind the counter, Katsumura Eiji quietly let out a sigh of relief.
The juice was easy. There was some chilled in the refrigerator already; he only had to pour it into a glass.
As for the coffee...
Katsumura Eiji did not know how to make coffee at all, but fortunately, from what he had observed, the unscrupulous proprietress did not use coffee beans or a coffee machine. She only had some powdered stuff. In that case, he could just