The darkness in the hallway did not feel empty.
It pressed against the skin. It had weight. For several long seconds neither Cain nor Leo moved. The only sound was the distant, muffled crying of the woman they had just left and the slow drip of a pipe somewhere above them.
Then the emergency lights flickered on—one weak red bulb at the far end of the corridor. It was enough to see by, but only just.
Leo’s voice was barely above a whisper. “Cain… are you okay?”
Cain didn’t answer immediately. He was still listening to the space inside his own head. The other voice had gone quiet the moment the lights returned, as if it preferred the dark. That silence was somehow worse.
“I’m fine,” he said at last. The words tasted like ash.
They walked home without speaking. The streets felt narrower than usual. Every shadow between the buildings seemed deeper. When they finally climbed the stairs to their apartment, Leo locked the door behind them with more force than necessary.
Cain went straight to the kitchen sink and turned on the cold water. He let it run over his wrists, then his face. The trembling in his hands had not fully stopped. In the cracked mirror above the sink, his eyes looked wrong—too dark, as if something behind them was standing too close.
Leo hovered in the doorway.
“You took too much again,” he said.
“I know.”
“You almost couldn’t stand.”
“I know, Leo.”
The sharpness in his own voice surprised him. Leo flinched. Cain closed his eyes and exhaled slowly through his nose.
“I’m sorry,” he muttered. “I’m just tired.”
Leo nodded, but the damage was already there—small and quiet, like a hairline fracture.
That night Cain dreamed of light.
In the dream, Leo stood in the center of their living room with both hands full of gold. The light was beautiful. It was also burning. Every time Leo tried to give it away, the people who received it turned toward Cain with empty eyes and open mouths full of teeth. Cain tried to reach his brother, but the floor stretched longer with every step. The whisper walked beside him, wearing his own face.
You can’t save him from what he is, it said. You can only choose how much of yourself you lose trying.
He woke with a start, heart hammering, the taste of smoke still in his throat. The apartment was silent. Leo’s door was half-open the way it always was. For a moment Cain almost went to check on him. Instead he stayed on the couch, staring at the ceiling until the sky began to lighten.
The next two days passed in a careful, brittle peace.
Leo barely left the apartment. When he did, he kept his hands in his pockets and his eyes down. He no longer reached for the small pains that used to call to him automatically—the old man coughing on the stairs, the girl crying over a broken phone, the couple arguing too loudly on the corner. He walked past all of them.
Cain watched the restraint cost him. Every time Leo held himself back, something in his expression dimmed a little more.
On the third afternoon, the peace broke.
A boy no older than twelve appeared at their door, breathless and frantic. His sister had fallen from the fire escape behind the building. She wasn’t moving. The mother was screaming. No one else had come yet.
Leo was already reaching for the door when Cain blocked it with one arm.
“No.”
Leo stared at him. “She’s hurt.”
“You don’t know that using your light won’t make whatever is happening worse.”
“She’s a child, Cain.”
“And the last time you helped a group of people, half of them started hating the ones they loved most.” Cain’s voice was rising despite his efforts. “How many more times are we going to risk that?”
Leo’s eyes flashed with something rare—anger.
“So we just let her die?”
“We call for real help. Like normal people.”
“We are not normal people!”
The words echoed in the small apartment. Both of them went still.
Outside, the mother’s screaming continued, raw and terrified.
Leo’s voice dropped, shaking. “Move.”
Cain didn’t.
For the first time in their lives, the two brothers stared at each other with something close to open conflict. The air between them felt charged, fragile. The whisper leaned forward with interest.
Let him go, it suggested softly. Let him see what his light really costs. Or keep him here and watch him start to hate you for it. Either way, I eat.
Cain’s hands curled into fists.
He stepped aside.
Leo was gone down the stairs before the door finished swinging open. Cain followed, heart slamming against the new weight in his chest.
They found the girl on the cracked concrete behind the building. She was alive—breathing, but unconscious, one leg bent at a wrong angle. The mother was on her knees beside her, sobbing. A small crowd had begun to gather.
Leo dropped to the ground without hesitation. His hands hovered over the girl, gold already gathering in his palms. Cain felt the familiar pull of incoming pain and fear from everyone watching. He braced himself.
The light flowed.
It was softer than usual, more careful, as if Leo was trying to give as little as possible. The girl’s breathing steadied. Color returned to her face. A medic would still be needed for the leg, but she would live.
When Leo finally rocked back on his heels, he looked emptied. Cain reached for his wrist to take the residual pain and stopped halfway.
He didn’t want to.
The realization landed with quiet horror. He didn’t want to take it. Not because he was too full, but because some cold part of him had begun to resent the act itself.
He forced his hand forward anyway.
The transfer was uglier than usual. The girl’s pain, the mother’s terror, the crowd’s morbid curiosity—it all poured in at once. Cain staggered. For a moment the world tilted. In that tilt he heard the whisper clearly, almost kindly:
You’re starting to understand. Every time you carry his consequences, you become less his brother and more my door.
Cain gasped and pulled away. Leo was staring at him, eyes wide with worry and something else—recognition.
Around them, the small crowd shifted. A woman who had been watching whispered to her husband, “That’s the boy from the fire… the one who makes people wrong.”
Another voice answered, low and uneasy. “They shouldn’t be here.”
Cain felt the mood turn the way milk turns—suddenly, completely. He grabbed Leo’s arm and pulled him up.
“We’re leaving. Now.”
They made it back to the apartment without being followed, but the damage was done. Word would travel. It always did.
Inside, Leo sank onto the couch and put his head in his hands. Cain locked the door, then the window, then stood in the middle of the room with nowhere left to put the storm inside him.
“I told you not to,” he said. The words came out low and hard.
Leo lifted his head. His face was wet. “I couldn’t just watch her die.”
“And what happens when the people who saw you today start looking at their families the way the others did? What happens when they come back here blaming us?”
“I don’t know!” Leo’s voice cracked. “I don’t know how to stop it without stopping everything I am.”
Cain laughed once—short, humorless, and completely unlike himself. The sound startled both of them.
“Maybe that’s the point,” he said.
Leo went very still. “What did you just say?”
Cain opened his mouth, then closed it. The whisper was so close now it felt like it was breathing through his lungs.
He turned away and walked into the kitchen before he could say anything worse. Behind him, Leo’s soft, broken breathing was the only sound in the apartment.
Cain gripped the edge of the sink and stared at his reflection in the dark window.
For a moment—just one—his face did not look like his own.
And somewhere deep behind his eyes, something smiled.