Test Subject No. 127

A mysterious laboratory in a certain region overseas suddenly explodes, and all the experimental materials are consumed in the fire.

Everyone thinks it was just an ordinary fire.

A month later, a new tenant moves into Jiang Yi's home. She's about his age, but spends money lavishly.

As they spend more time together, their friendship grows warmer by the day.

Until one day, Jiang Yi accidentally discovers her secret...

A long-buried plan begins to resurface.