C101 This is so annoying

I fell asleep as I thought about it, my body wasn't in a good condition, adding that I didn't sleep enough last night, I slept until death, I didn't even hear the phone, the last knock woke me up, I went down to open the door, and saw that it was Zhou Ruoting outside. She immediately let out a sigh of relief: "Why didn't you pick up the phone? I thought something happened to you. "

I replied