The next day felt too normal.
That was how Gu Yan's traps always began. Normal enough that you relaxed by accident, and then the rope tightened because you forgot it was there.
Wuchen swept stones, carried water, stood outside doors, and practiced the Nine Knot Seal in the smallest pauses. Three grains of qi sat steadier now, and he could paint weakness when he needed to. He could warm his fingertips and let them tremble, then pull the warmth back down and look calm again.
Gu Yan watched him do it once from the pavilion and smiled like a man watching a blade learn its own edge.
"Good," Gu Yan murmured. "Now you can lie with breath."
Wuchen bowed. He didn't feel proud.
He felt prepared to be punished in a new way.
Near noon, Wei returned with a small invitation strip. Not sealed. No emblem. Just clean writing.
Lan's hand.
Wuchen's stomach tightened.
Wei read it once and handed it to Gu Yan. Gu Yan didn't look surprised. He rarely did.
Lan was reacting to the same thing Han's clerk had tasted yesterday: a runner who was changing.
Gu Yan unfolded the strip and smiled faintly. "She wants you tonight," he said softly.
Wuchen's throat tightened. "To her study?"
Gu Yan nodded. "Yes," he said gently. "And she won't ask about your errands. She'll ask about your breathing."
Wei's voice was flat. "She'll test whether your leaking is real."
Gu Yan's eyes brightened. "So we give her a soft trap," he murmured.
Wuchen swallowed. "What do I do?"
Gu Yan reached into his sleeve and placed a tiny jar on the table.
Not Auntie He's craving tonic.
Different.
This jar's wax seal was pale, and the scent that leaked through it was almost nothing at all. Clean. Neutral. Like water that had been boiled twice.
Gu Yan spoke softly. "This is seal paste," he said. "Not Lan's. Mine."
Wuchen's stomach tightened.
Gu Yan continued, "Lan will offer you comfort again," he murmured. "A method. A paste. A token. Something that ties your breath to her sleeve."
Wuchen bowed. "And I trade."
Gu Yan nodded once. "You accept hers," he said gently. "Then you ask her to help you apply it."
Wuchen froze. "Apply… to my wrist points?"
Gu Yan smiled faintly. "Yes," he said. "She likes touching what she owns."
Wei's eyes stayed flat, but his jaw tightened a fraction.
Gu Yan's voice remained calm. "And while she touches," he murmured, "you let your breath leak ugly. Like yesterday. Make her think you're helpless."
Wuchen's throat went dry. "Then?"
Gu Yan tapped the small jar he'd placed down. "Then you give her mine," he said softly. "As gratitude. Say you want her to compare which paste works better. Say you trust her taste."
Wuchen understood.
Lan would not smear unknown paste on her own skin first.
She would test it.
On Luo Ping, or another dog, or a servant.
If she tested it, Gu Yan learned something.
If she didn't test it, Gu Yan learned something else.
Either way, Wuchen would become the excuse.
A soft trap.
Not a missing stamp.
Not a broken box.
A gift that looked like concern.
Gu Yan leaned forward slightly. "Lan thinks she can comfort you into her sleeve," he murmured. "So we let her believe she's comforting you."
Wuchen bowed, throat tight. "Yes."
Gu Yan's eyes brightened. "And Wuchen," he added softly, "tonight you will do one more thing."
Wuchen waited.
Gu Yan smiled. "You will ask Lan one question," he said. "Casually. Like a frightened boy asking for shelter."
Wuchen's stomach tightened. "What question?"
Gu Yan's voice dropped. "Ask her," he murmured, "whether she knows why Ridge Patrol is verifying passes."
Wuchen went cold.
That question was bait.
If Lan already knew, she would answer too quickly, and Gu Yan would know she had hands in patrol.
If she didn't know, her curiosity would flare, and she would start digging, and her digging would make more hands move.
Either way, it stirred the pond.
Wuchen bowed. "Understood."
That night, he walked up to Lan's courtyard with Gu Yan's neutral jar hidden in his sleeve.
His jade token edge showed at his cuff.
His breath was stacked.
And his weakness was ready to be painted, ugly enough to be believed.
Lan's guards let him in.
Luo Ping led him to the study.
Lan sat at the low table as before, lamp lit low, silver needle on the table like a reminder that she could pin a man with something that didn't even cut.
She looked up and her eyes went straight to Wuchen's hands.
"Show," she said softly.
Wuchen extended his palms.
He let a thread of qi drift into them, then let it spill clumsily, warming his fingertips and making them tremble just slightly.
Lan watched, eyes narrowing.
"Still leaking," she murmured.
Wuchen lowered his gaze. "Yes."
Lan's mouth curled faintly. "Sit," she said.
She reached for her own paste jar and slid it toward him. "Use this tonight," she said. "It will settle your knot better."
Wuchen bowed. "Gratitude."
Lan leaned forward, hand out. "Wrist," she said.
Wuchen extended his wrist.
Lan's fingers touched his pulse point, cool and controlled, and she smeared a thin layer of paste with the pad of her thumb as if marking him without ink.
Wuchen let his breathing wobble and leak uglier for a moment, as if her touch made him weaker.
Lan's eyes brightened slightly, satisfied.
"Better?" she asked.
Wuchen whispered, "A little."
Lan smiled faintly. "Good," she murmured. "Comfort works when someone accepts it."
Wuchen swallowed, then did what Gu Yan ordered.
He pulled out the neutral jar with both hands and held it out, embarrassed. "Senior Sister… this one has another paste," he said softly. "Auntie He said it might help. This one… doesn't know which is better. Could Senior Sister… compare?"
Lan's eyes flicked to the jar.
Clean wax.
No emblem.
No thumbprint.
That made it suspicious.
Her smile didn't move. "Auntie He," she repeated softly.
Wuchen nodded, acting shy.
Lan took the jar between two fingers and turned it under lamp light. She didn't open it. She didn't smell it. She simply held it like a question.
Then she looked at Wuchen. "You trust my taste," she said.
Wuchen bowed. "Yes."
Lan's eyes narrowed slightly, pleased by the submission. She set the jar beside her lamp.
"Fine," she murmured. "I'll see."
Now the last thing.
The question.
Wuchen lowered his gaze and asked softly, "Senior Sister… do you know why Ridge Patrol is verifying passes?"
Lan's eyes paused.
Just a heartbeat.
Too small for anyone but a runner trained to count breath.
Then she smiled.
"Why do you care?" she asked, voice mild.
Wuchen bowed. "This one is afraid," he said. "Passes… doors… people disappear."
Lan's smile sharpened. "Good," she murmured. "Fear keeps you alive."
She tapped the table once, thinking, then said softly, "Han is stirring. Patrol is reacting. Someone made them look dirty."
Her eyes lifted to Wuchen, bright and cold. "Was it you?" she asked.
Wuchen's throat tightened. He kept his gaze down and let his fingers tremble slightly, ugly leak.
"No," he whispered. "This one only carries."
Lan watched him for a long moment.
Then she laughed quietly, not amused, more like acknowledging a move.
"Go," she said. "And don't use doors you don't understand."
Wuchen bowed and left the study, Lan's paste on his wrist, Gu Yan's neutral jar left on her table like a sleeping hook, and Lan's answer in his mind.
Someone made them look dirty.
Lan didn't say who.
But her eyes had asked if it was him.
That meant she suspected the runner.
Or she suspected Gu Yan.
Either way, the soft trap had landed.
And now Wuchen's breath was visible to two predators at once, each of them trying to decide whether the trembling in his hands was real weakness…
Or just paint.