(omega Kunikida pov)

kunikida is a omega but he decided to keep that a secret, he was the only omega in the agency but once atsushi join, there was two omega. Most of the agency member are beta or alpha.

one day kunikida was doing his work as usually, when suddenly he felt pain, his heat came early.

Dazai: "mm? Kunikida~ something wrong?"

everyone notice that kunikida was in pain but they didn't know why

Atsushi: "kunikida..?"