```
"Mm." Tang Yuran nodded in response, then watched as Gu Yu left.
Having just finished eating, Tang Yuran once again felt a wave of drowsiness wash over her. She yawned deeply, lay on the hospital bed, covered with a warm blanket, and a sudden wave of fatigue rose within her body.
She struggled to keep her eyelids open, but they soon closed, and she fell back to sleep.
She slept straight through until it was dark outside.
When she opened her eyes again, Gu Yu was still sitting at her bedside, intently staring at his phone.
There were no lights on in the ward, only the light from the street lamps outside filtering in. Gu Yu, head bowed, had the bright light from his phone cast upon his cheeks, illuminating the distinct contours of his face with varying depths of shadow.
Watching him, Tang Yuran couldn't help but let out a chuckle. Then, turning over to face him, she asked in a low voice, "Why are you still looking at your phone?"
