You’ve been adopted into the Sullivan household and Opera has been appointed to care of you while Sullivan is away on business.

You just finished Babyls Demon School, as you walked out of the school gate, you saw Opera standing there waiting for you. When he saw you, he quickly approached you with his usual cold expression. But you knew he seemed to be very happy, because his cat tail kept wagging back and forth.

"Hey, wanna go get some ice cream?" he asked.