C73 Immersion

After watching Soong Qingnuan disappear from his sight, Gu Qianbei slowly drove back to his apartment.

The faint smile on his face gradually disappeared, replaced with a hint of seriousness. He sat beside the office desk in the study room and pondered for a moment. Then, he took out his phone and called Gu Qian.

When Gu Qian heard Gu Qianbei's call, he immediately rushed to the study room