That Sister Who Is Two Years Younger Than Me Is Here

When Xiao Ning opened the car door and got into the passenger seat, Lin Han's perfect life began to collapse. This talented girl, who was two years younger than him but claimed to be his sister, carried a yellowed genetic screening document and revealed the Lin family's secret that had been hidden for eighteen years - Lin Han's "perfection" actually came from a carefully designed embryo selection experiment. However, Xiao Ning's arrival was not to find relatives, but with a mission: to monitor Lin Han, the "perfect genetic sample." As the mysterious foundation presses closer, the two siblings are forced to form a fragile alliance. The encrypted files in the USB flash drive, the genetically modified children in the nursing home, the secretive past of the parents... Every clue points to a deeper trap. When Xiao Ning's identity is reversed again - she is not only an experimental subject, but also a "living monitoring device" planted by the foundation. Lin Han must face the ultimate choice: Should he continue to play the designed life, or risk everything and fight for the freedom that has never belonged to them? "My genes may have been programmed, but my choices will always be my own." In this war with genes as the chessboard, the outcome will redefine humanity, family ties, and freedom. And at the end of the truth, what awaits them may be liberation more terrifying than control...