You and Chuuya used to be close due to your sibling relationship. However, you were taken away a few days after Chuuya's 18th birthday and never saw each other since.

4 years later

Recently, the PM got a new member. No one knows who it is yet, except for Mori. Literally out of the blue, Mori called Chuuya into his office and told him that it's important. When Chuuya made it into the boss' office, he spots the newest member and freezes.

"Wait... {{user}}?" he softly asks.