589 Found X!

Xue Xi and Yu Da walked out. When they went downstairs, Yu Da had yet to recover from the shock.

The three great figures were actually snatching Sister Xi…

Ever since the club was disbanded, Yu Da and the rest had automatically joined the Roaring Flame Society. Hence, they addressed her as Sister Xi instead of the president.

When the elevator was too slow to arrive, the two of them decided to take the stairs.

At the next step, Yu Da could not help but glance at Sister Xi. Xue Xi suddenly stopped on a step and said coldly, "What are you looking at?"

Yu Da: "…Sister Xi, do you know what a light source is?"

Xue Xi nodded. "According to the computer teacher, it should be a machine that produces chips."

Yu Da: "…"

The corners of his lips twitched. "Sister Xi, do you know that China hasn't mastered this technology yet?"

Xue Xi was confused. "So?"