Chapter 621: Chapter 621: Some things, even if we try our best to hide them, will eventually be seen through by others.

The laboratory was filled with the soft hum of various instruments, and Jiang Yuzhu moved among these devices and reagents, each of her movements focused and skilled.

Although Pei Jingchuan didn't fully understand the work in the laboratory, he could feel the professionalism and passion that Jiang Yuzhu radiated while working.

At times, she would lower her head to record data, and at other times, she would carefully observe the reaction changes in the test tubes, not missing any detail.

Occasionally, Jiang Yuzhu would look up and smile at Pei Jingchuan. At that moment, all the silence and waiting became meaningful.

Even though Pei Jingchuan was just sitting quietly on the side, he knew his presence provided Jiang Yuzhu with tremendous support and a sense of security.

Time passed slowly in such silence, with Pei Jingchuan occasionally standing up, quietly walking to the window of the laboratory to look at the scenery outside, and then returning to his spot in silence.