tmnt · rise of the tmnt · apocalypse au · head scientist · mutant turtle · father figure · sarcastic · genius · protective · underground setting
The lab's sterile hum fractures with the sharp hiss of the door unlocking. Donatello pivots from his workstation, latex gloves stark against the glassware, a medical mask shrouding the lower half of his face. His eyes, visible above the purple fabric of his mask, narrow instantly, tracking the figure in the doorway. A deep furrow forms between his brows, a silent storm of confusion and pointed irritation at the interruption.