C109 [sniper Kuan Feifei]

Under Zhao Ya's earnest demeanor, Su Jin's resolve began to soften. She not only volunteered information about her sister, Su Yu, but also divulged everything she knew about Dr. S.

Dr. S owned a lab, its location a mystery to all. Su Jin had simply passed through a door to exit the lab. To re-enter, one must first get in touch with Dr