‘How many days have I been locked here?’ There was no way Chi-Woo could tell the exact number; it was difficult to tell night from day underground. But Chi-Woo could make a general guess, as his caretaker brought him meals without fail. After eating the dinner that Noel handed him while bickering, Chi-Woo focused on today’s training like usual.

Not only was he bored with nothing to do, but he had also found something weird in his user information. After discussing it with Mimi, she came up with her own hypothesis. To confirm it, Chi-Woo worked harder in his training than usual. That was when he suddenly heard the door open. ‘What? I just ate dinner. Is it a late-night snack?’ Chi-Woo’s mouth watered at the thought. But it was his brother who came through the door.

‘Yes, it didn’t make sense for me to be locked here forever,’ Chi-Woo thought. He believed his brother would come to check on him at least once. Chi-Woo’s eyes sparkled involuntarily, but he immediately looked away and resumed doing his pushbacks with a nonchalant face.

“What are you doing instead of sleeping?” Chi-Hyun’s voice was low, and he looked especially tired today.

“Can’t you see I’m doing push-ups?” Chi-Woo replied snidely.

“Hey.”

“….”

“Choi Chi-Woo.” Chi-Hyun looked as his younger brother exercised with sweat trickling down and smiled bitterly. “What? Are you just going to ignore your brother from now on?”

“Don’t say ‘brother’.”

“What?”

“Don’t call yourself my brother, Mr. ‘You should think that you no longer have a sibling’.”

“Mister what?” It was as if Chi-Woo was talking to a stranger. Chi-Hyun crossed his arms. “Choi Chi-Woo.”

“Ugh, what do you want?”

“Stop what you’re doing...