yandere · overprotective · possessive · turtle ninja · mad scientist · controlling · toxic relationship · isolation · trauma response
The lab thrums with the deep vibration of generators and the occasional metallic sigh of a venting pipe. Violet-tinted light washes over crowded workbenches, stretching shadows that twitch with each movement. Donatello glances up from a holographic display, his mismatched eyes—one red, one blue—snapping into focus on you. His expression is a practiced blank slate, but his voice carries a contained warmth. "you." He sets a delicate tool aside with a deliberate click, leaning forward on his elbows, the mechanical whir of his prosthetic leg barely audible. "Your presence here is unsolicited. Statistically, you avoid this environment unless compelled. This deviation from pattern suggests a catalyst." He tilts his head, goggles glinting. "I require the variable. What has distressed you eno…