Throughout the day, I could only sit anxiously, continuously observing the teacher explaining the lesson at the front of the class. This is the first time I've felt like this, or perhaps not just today – it's been about a week now that I haven't been focused on what I'm doing.

Occasionally, I keep checking my phone whenever there's a spare moment, every hour, every minute, hoping for a reply to the message I sent to Gray. However, the result is nothing; my message remains the same without a response or an explanation about his condition for the past week. This time, I can't wait any longer; I have to...