Chapter 73

The oxygen level in the lab kept climbing, and Zeta Prime was pacing nervously back and forth. Nova Tech's tail was dripping oil all over Zeta Prime's oversized face, the streaks strangely looking like tear tracks. Meanwhile, Megan sat there like she was on vacation, looking totally chill and unbothered by the rising oxygen concentration. A robotic voice announced, "Lab oxygen concentration has reached 20%. Warning! Warning!" Irritated, Zeta Prime tossed the jittery Nova Tech off his head and started spinning his metal finger on his dome. Megan blinked. "...Is he trying to be a cartoon monk or something?" Just then, a devilishly handsome face appeared outside the gas valve window. Of course, it was Tristan. With a soft beep, the valve door opened. Wearing a sleek black suit, Tristan strode in quickly, those long legs making fast work of the distance. His face looked grim, eyes filled with tension, heading straight for Megan. "Warning lifted! Welcome back, Professor XAL!" the system chi