The code phrase "Little Orange" was rooted in everyday life and personal details. There was simply no way an outsider could fake it.
Besides, Ren Ye had previously visited Funan with Old Liu and the others. He knew about the attack on the inn and had seen the white horse, and all of this matched Weng Sanren's account exactly.
That was why Ren Ye had chosen to trust him, and they had successfully identified each other.
After they recognized each other, Weng Sanren took the initiative to arrange a meeting with Poison Wine Flask in the latrine, since the latter had already tried to recruit him twice, openly or otherwise.
Afterward, Poison Wine Flask asked Weng Sanren to ambush Hundred-Flower Immortal as proof of his allegiance. By then, the party escorting the family members was about to set off, and the two groups were far apart. He had no time to consult Ren Ye again, so he could only agree for the moment and prepare to play it by ear.
But Prince Huai was no fool, either. Before leaving the secret chamber, he had already sent Hundred-Flower Immortal a voice transmission: "Remember, while carrying out this task, don't say or do anything. Just watch. If someone initiates a voice transmission with you and mentions Little Orange, he's one of us."
Ren Ye had not told Hundred-Flower Immortal Weng Sanren's identity outright because disguise techniques were widespread in the Southern Border, making deception all too easy. Identifying each other through a code phrase was more reliable.
As a result, Hundred-Flower Immortal and Weng Sanren had identified each other without a hitch. She had willingly taken a Poison Dart to help Weng Sanren successfully win Poison Wine Flask's trust.
That was also why, after learning that Weng Sanren had wounded Hundred-Flower Immortal,