倍投进一退二方法简介：The next day, Su Can and Huang Yinyu started making trouble in their dormitory and started making a plan. Not only their dormitory, Cheng Keshu's dormitory also came, Yingying Yanyan.
The next day, Su Can and Huang Yinyu started making trouble in their dormitory and started making a plan. Not only their dormitory, Cheng Keshu's dormitory also came, Yingying Yanyan.
