Chapter 639

It was Perseus' mentor—Alex. Wasn't he supposed to be knee-deep in his research at Thistle Isle? Why did he make his way to Neptuna all of a sudden? "What's the matter? Can't a mentor visit his apprentice?" Alex turned around slowly with a smile on his face. Then, he signaled for Perseus to take a seat. However, Perseus was stunned. He stared at Alex with unblinking eyes and said in a surprised tone, "Why did your hair turn gray, Mr. Sanders?" Perseus remembered that it had only been four to five months since the last time he saw Alex. The latter had a head full of black hair then; now, almost half of it had turned gray. Alex seemed much older than he was several months ago. "I'm almost 70 years old. Isn't it normal for me to have gray hair?" Alex said dismissively. He lifted his teacup and took a sip. Then, he changed the topic and said, "Hestia said you're looking for me. Is there anything you need?" "Yes, Mr. Sanders." Perseus had to put his curiosity aside for now. After all,