"Yawn~"
The sound was melodic yet utterly weary, a sharp contrast to the silent, scholarly atmosphere of the grand study.
Feng Yuyan, the middle child of the three sisters, stretched her arms above her head with a lazy, feline grace, her movements sluggish as she walked into her younger sister's private sanctuary.
Behind her, Leng Shuang trailed like a shadow, her footsteps light but dragging, her expression as perpetually emotionless as a statue carved from glacial ice, though the dark circles beneath her eyes betrayed the same crushing fatigue that plagued her sister.
These two sisters, ever since they had found out about the truth of the systems, hadn't spent even a day of rest and remained locked in their laboratory.
"You're finally here," Chu Xueyu said, her voice calm and measured.
She didn't look up from her work immediately, her elegant hand continuing to glide a brush across a scroll with practiced precision.
