Schiller returned to the room. He did not touch the windowsill, only signaling Gordon with his eyes. Gordon stepped forward, glanced at the sill, and said, "Wayne Hospital's sanitation is quite good, but this is just an ordinary ward. The windowsill is a little too clean, isn't it?"
Schiller nodded. Gordon moved closer and leaned out to look down, discovering that the awning below had a frame. Although it was made of wood, the wood had been nailed into the wall.
Clearly, the awning had been built during the construction of the building itself. Every Wayne Enterprises building was exceptionally sturdy, so even an awning could bear the weight of an adult man.
Gordon recalled what he had just seen, then said in sudden realization, "I know why there were no wounds on his arms. Dr. Richard's arm was still gripping the window handle and hadn't been pulled back yet. When the dagger entered his heart, it wasn't that he didn't want to resist. He simply had no time."
Schiller nodded and said, "Detective, take another look at the wound, especially its edges. You should notice something different."
At once, Gordon walked to the corpse, knelt on one knee, put on his gloves, and carefully examined the wound. Frowning, he said, "The edge of the upper half of the wound does seem a little different, but I'm not very knowledgeable about forensic medicine..."
"You do not need forensic expertise. Haven't you noticed that the cut along the upper edge is deeper than the lower edge? Why do you think that is?"
While Gordon was still thinking, Bruce spoke.
"To keep too much blood from dripping onto the windowsill, the killer did not pull out the weapon while the victim was facing the window. He only pulled it out after turning