Feeling guilty.

Compared to Zero Three's room, the other two were rather minimalistic. Zero Five's only had the most basic necessities while Nine's had a few flower pots as decorations with artificial sunlight to keep them alive.

'Not that I'm any different…'

"Alright then." He said. "This concludes today's visit. I will be heading back now."

"Why don't you stay for dinner, Doctor?" Nine asked with her usual gentle smile.

"Maybe another time, I have my own arrangements right now."

"I see..."

"Doctor, will you be coming to the training room tomorrow morning?" Zero Five asked. 

"Hmm… maybe?" When Sam mentioned it he didn't mean he would start right away. "It's better if you don't wait for me."

"... I see…"