"She'll never know..." Mulder collapsed brokenly, tears overwhelming him, his mother's hand caught up in his own. Scully fretted a moment, then wrapped her arms around him, warming him physically as well as emotionally. 

She jumped at the gentle tap on  her shoulder. She turned away from Mulder, who seemed oblivious to her as he continued to cry softly over his mother’s comatose figure.

“Sir--?”

“It’s all right, Agent. I’ll take care of this.”

When she hesitated, he added, “you’re tired.”

Scully searched his face, looking for treachery, looking for betrayal. She found only his own fatigue, a surprising calmness, and something dark and intense and too private to name in his eyes.

Without another word, Scully nodded, gave Mulder’s blanket covered shoulder a squeeze, and moved to the door.

She looked back with her new found knowledge, and saw Walter Skinner pull Mulder into his arms.  The blanket fell from her partner’s shoulders and tension slammed into his body. Scully just watched, holding her peace and holding her place, and a moment later Mulder was looking at Skinner with wet, solemn eyes. Both men had their hands around the other’s biceps, and Scully saw Skinner loosen his grip fractionally.

With that, Mulder collapsed into Skinner’s arms, fresh tears springing up in his eyes, hurt sounds issuing from his mouth.

Scully saw Skinner stroke Mulder’s hair, then kiss same, and heard him whisper, “I’m here, Fox.”

And then she backed out of the room; she knew her partner was in good hands...