A few years ago.
Sihan asked, "I want to help you with this plan of yours."
The blue-haired man smiled as he said with a sad tone. "This will just make us three sad, you know."
"That's fine. I will always repay what I owe. Even if I need to gamble with my life, I will do it. I would have already died if you didn't help me. And… not only you helped me, but you also trained me. Please…" Sihan pleaded with hope filling his eyes.
"…"The blue-haired man let out a long sigh before saying, "I understand. I will tell you my plan."
Sihan opened his eyes and mouth wide in excitement. This was what he wanted. He remained silent, listening to every single word that came out of his mouth.
"My plan is simple. I want you to be his enemy." The blue-haired man smiled, yet, spoke with a sad tone.
"Enemy?" Sihan dropped his jaw as his excitement became confusion in an instant. "How can I protect him if I am his enemy?"