Sherlock's words drew no response from Obadiah. By now, Obadiah was like a stray dog, constantly hiding inside the Iron Monger and howling.
Tony, whom Obadiah had once been determined to kill, had now become his only lifeline. Seeing that Sherlock still intended to kill him, Obadiah did not dare open his faceplate and could only keep begging Tony through the speakers.
"Tony, I was wrong. Save me! Stop this madman! I'll leave Stark Industries. I'll give you whatever you want. Please, Tony, save me! For the sake of my relationship with your father!"
Listening to Obadiah's howls echo across the battlefield, Tony, who had witnessed from start to finish exactly how Sherlock had defeated Obadiah, wanted to speak up and stop Sherlock. Yet after trying several times, he could not say a word.
When Sherlock had laid out the evidence that Obadiah had murdered his parents before him, he had already explained the reason. No matter how one looked at it, this was a private grudge between Sherlock and Obadiah.
Not only Tony—even the S.H.I.E.L.D. agents in black suits turned a deaf ear to Obadiah's cries. Under Coulson's orders, they quietly expanded the lockdown zone further to keep anyone from hearing Obadiah's howls.
Since even the unrelated S.H.I.E.L.D. handled things this way, there was even less to say of Tony, who was legally Sherlock's father.
In the end, Tony could only let out a helpless sigh. He did not respond to Obadiah's cries and instead turned to walk toward Pepper, who was waiting outside the battlefield.
In truth, part of Sherlock's attention had been on Tony from beginning to end. Only when he saw Tony finally abandon Obadiah did a smile appear at the corner of Sherlock's lips. Staring at the Iron Monger beneath his feet, whose faceplate had