C301 Do You dare to Call Me Daddy?

Ye An was his biological son?

Ye An was his biological son!

Gu Sihan was stunned at the door. His eyes were fixated on the laboratory report as his mind went blank.

The report stated everything in black and white. The words [biological father and son] were swaying in front of his eyes, causing his mind to be thrown into disarray.

Suddenly, a thought surfaced in his heart