As for the answer to your question

1 Dreaming 

2 I must be seeing things 

3 Oh no, I think I made a mistake 

4 What a brute?! 

5 In fact, he hated everything 

6 I'm feeling fine right now 

7 He's so pretty 

8 We'll be seeing each other regularly 

9 Um, did I do something wrong 

10 The doctors told me my brain took a lot of damage 

11 He must've been exhausted 

12 Ah, I had grown 4 years younger 

13 Don't you have to go to work? 

14 Then, should we try it out together sometime? 

15 Why are you trembling, Hyung? 

16 As for the answer to your question 