She raced after him, and was running up the stairwell when he turned around. She jerks back at the sudden change and almost falls backwards but her arm shoots out to grab ahold of the bannister just in time.

Di looked up at him, looking so lost. She was far from close to giving up on him, but for the moment with the revelation fresh in mind it was hard to hold herself together. And he, as he was, would clearly not be open or receptive to anything she had to say.

She swallowed the knot in her throat and gave a nod of acknowledgment. "I'll go, Geshua. For now." She wasn't done here, and she was certain they'd meet again. Either by her finding him, or whenever he decided to take his actions against Karkat. She stepped slowly, backwards down the steps till she reached the bottom and she lingered there, a part of her hoping against all that he would stop her.