C700 Big Sister?

Yilin did not plan to come down, because she did not do her homework. After waiting for a while, when the yin did not come down, Su Ning stood up and went up to take a look, only to realize that the door was locked. If it was before, she would definitely not have been able to do anything, but now, Su Ning had lightly moved the Zhenqi, and the door of the room was opened